1, 2, 4, 5, 10, 20
20 has 6 factors: 1, 2, 4, 5, 10, and 20.
The common factors of 6 and 20 are 1 and 2 .
The factors pairs of 20 are 1x20, 2x10, and 4x5 so 20 has 6 factors and 5 proper factors.
1 and 2 are factors common to 6 and 20
34
1,2,3,6 1,2,4,5,10,20
The factors of 20 are 1,2,4,5,10,20 The factors of 24 are 1,2,3,4,6,8,12,24
30% chance. First, find the factors of 20: {1,2,4,5,10,20} There are 6 factors, out of 20 possible numbers. 6/20 = .3 = 30%
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, 2, 4, 5, 10 and 20.
26
6 of them.