74293870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{2521}}^1$

素因数の和:2956

約数の個数: 32

約数和(自身を含む): 153256896

約数和(自身を除く): 78963026

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 421, 842, 2105, 2521, 2947, 4210, 5042, 5894, 12605, 14735, 17647, 25210, 29470, 35294, 88235, 176470, 1061341, 2122682, 5306705, 7429387, 10613410, 14858774, 37146935, 74293870]

約数ペア:

[(1, 74293870), (2, 37146935), (5, 14858774), (7, 10613410), (10, 7429387), (14, 5306705), (35, 2122682), (70, 1061341), (421, 176470), (842, 88235), (2105, 35294), (2521, 29470), (2947, 25210), (4210, 17647), (5042, 14735), (5894, 12605)]