48 is.
The whole-number factors of -10 are: +1, -1, +2, -2, +5, -5, +10, and -10.
Six factors.
Yes, because 1 and 5 are odd number and the factors of 10 are 1, 2, 5, and 10.
A number that has more than two factors is a composite number whereas a number that has only two factors is a prime number.
Six factors.
2520
Four factors.
Two factors.
Two factors.
This number has 144 factors.
Three factors.
The proper factors of 50 are 2, 5, 10 and 25.
It has more than two factors.
Four: 1 2 5 10.
In order to have a common number (or common factor) there have to be two or more numbers. Thus, 10 has no common factors by itself.
Four.