Q: What numbers have only four factors?

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Because there are only four numbers that divide into those numbers evenly.

6, 8 and 10 are some numbers with four factors.

Prime numbers have only two factors.

Because they have only two factors whereas composite numbers have more than two factors

Numbers having only 2 factors are prime numbers. Their only factors are 1 and themselves. Prime numbers. The only two factors should be 1 and itself.

Prime numbers only have one and itself as factors.

Prime numbers have only two factors, 1 and themselves, so only prime numbers could have only two factors

Numbers that have only 2 factors are prime numbers

18, 22, 26 and 30 have two of the same factors as 16.

All prime numbers have only two factors.

No because only prime numbers have 2 factors whereas composite numbers have more than 2 factors

No, only square numbers have an odd number of factors.

Numbers whose factors only include one and themselves are called Prime numbers.

53 is the only prime number out of the four numbers because it has only two factors.

The answer depends on what the numbers have more of when 3 factors!

The numbers with only three factors are squares of prime numbers.

Since 1 is a factor of every positive integer, there are no numbers with only even factors.

Prime numbers

Prime numbers.

Prime numbers.

Four

A number will always have 1 and itself as factors. And thus the only numbers with 2 factors will be prime numbers. The only prime numbers below 20 are 2, 3, 5, 7, 11, 13, 17 and 19, and thus these are the only numbers below 20 that have 2 factors.

6 (1, 2, 3, 6) and 8 (1,2, 4, 8)

Prime numbers are numbers with only two factors. Composite numbers are numbers with more than two factors.

Prime numbers have exactly two factors.All prime numbers have only 2 factors whereas composite numbers have more than 2 factors

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