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Q: How many factor pairs does 20 have and what are they?

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There are 3 factor pairs of 20: 1 x 20, 2 x 10 and 4 x 5.

Three of them.

The factor pairs of 20 are: 20,1 / 10,2 / 5,4

The factor pairs of 20 are: 20,1 / 10,2 / 5,4

There are 3 factor pairs of 20:20 = 1 x 2020 = 2 x 1020 = 4 x 5

Sixteen factor pairs.

2 factor pairs

20,110,25,4

Factor pairs are just the factors of a number listed in a different way. The factors of 20 are 1, 2, 4, 5, 10, 20 The factor pairs of 20 are (20,1)(10,2)(5,4)

12 and 18 have three factor pairs.

12 and 18 have three factor pairs.

Three factor pairs

There are 3 factor pairs of 16.

Factor pairs team up to create a product. 4 and 5 is a factor pair of 20.

225 has five factor pairs:225,175,345,525,915,15

30 has four factor pairs:30,115,210,36,5

1x20 2x10 5x4

(20,1)(10,2)(5,4)

(20,1)(10,2)(5,4)

How they're listed. The factors of 20 are 1, 2, 4, 5, 10, 20 The factor pairs of 20 are (20,1)(10,2)(5,4)

3 pairs of factors. They are: 1 and 20 2 and 10 4 and 5 Pairs of factors are numbers that you multiply together to make that number, e.g. 4x5=20. Trust me I'm a teacher!

12 has 3 factor pairs and the pairs are (1,12), (2,6) and (3,4).

1 and 20, 2 and 10, and 4 and 5

The number 18.

(20,1)(10,2)(5,4)