The factor pairs of 20 are: 20,1 / 10,2 / 5,4
1, 2, 4, 5, 10, 20
(20,1)(10,2)(5,4)
The difference is between factor pairs and distinct factors. With square numbers, one of the factor pairs will be the same number twice. When listing the distinct factors, that number is only listed once.
5
1 and 20, 2 and 10, 4 and 5 are all of the pairs of factors of 20.
1 and 20, 2 and 10, 4 and 5
4 and 5, 1 and 20, 2 and 10
1 and 20 2 and 10 4 and 5
3 pairs
20: 1,2,4,5,10,2050: 1,2,5,10,25,50Common Factors: 1,2,5,10
Because there are only six factors... 1,2,4,5,10 & 20
The factor pairs of 20 are: 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)
(1,20),2,10,4,5
it is 1 and 20, 10 and 2, 5 and 4
The factors of 100 are: 1, 2, 4, 5, 10, 20, 25, 50 and 100.To find all the factors of 100 list all the factor pairs of 100.1 x 1002 x 504 x 255 x 2010 x 10The factors of 100 are 1, 2, 4, 5, 10, 20, 25, 50, 100.