70130180

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{8329}}^1$

素因数の和:8759

約数の個数: 24

約数和(自身を含む): 147640920

約数和(自身を除く): 77510740

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 8329, 8420, 16658, 33316, 41645, 83290, 166580, 3506509, 7013018, 14026036, 17532545, 35065090, 70130180]

約数ペア:

[(1, 70130180), (2, 35065090), (4, 17532545), (5, 14026036), (10, 7013018), (20, 3506509), (421, 166580), (842, 83290), (1684, 41645), (2105, 33316), (4210, 16658), (8329, 8420)]