1,2,3,4,6, 8,12,16,24 ,48
The factor pairs of 26 are: 1 × 26 2 × 13
Prime numbers have one factor pair. Composite numbers have two or more pairs. (6,8) and (4,12) are two different factor pairs for 48.
(12,1)(6,2)(4,3) (48,1)(24,2)(16,3)(12,4)(8,6)
108,154,236,327,418,612,9
48,1 24,2 16,3 12,4 8,6
Five of them.
1,2,3,4,6, 8,12,16,24 ,48
5 of them.
4 pairs with 12 to make 48
1 x 48 2 x 24 3 x 16 4 x 12 6 x 8
1x40, 2x20, 4x10, 5x8 are all the factor pairs of 40.
The factor pairs of 20 are: 20,1 / 10,2 / 5,4
(24,2)(16,3)(12,4)(8,6) Pick two.
The factor pairs for 38 are (1, 19) and (2, 38).
The factor pairs of 26 are: 1 × 26 2 × 13
The common factors of 36 and 48 are 1, 2, 3, 4, 6 and 12.