12406870

素因数分解:

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

素因数の和:856

約数の個数: 24

約数和(自身を含む): 25583472

約数和(自身を除く): 13176602

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 421, 842, 2105, 2947, 4210, 5894, 14735, 29470, 177241, 354482, 886205, 1240687, 1772410, 2481374, 6203435, 12406870]

約数ペア:

[(1, 12406870), (2, 6203435), (5, 2481374), (7, 1772410), (10, 1240687), (14, 886205), (35, 354482), (70, 177241), (421, 29470), (842, 14735), (2105, 5894), (2947, 4210)]