70908980

素因数分解:

$2^2\times 5^1\times {\mathrm{677}}^1\times {\mathrm{5237}}^1$

素因数の和:5923

約数の個数: 24

約数和(自身を含む): 149157288

約数和(自身を除く): 78248308

約数列:

[1, 2, 4, 5, 10, 20, 677, 1354, 2708, 3385, 5237, 6770, 10474, 13540, 20948, 26185, 52370, 104740, 3545449, 7090898, 14181796, 17727245, 35454490, 70908980]

約数ペア:

[(1, 70908980), (2, 35454490), (4, 17727245), (5, 14181796), (10, 7090898), (20, 3545449), (677, 104740), (1354, 52370), (2708, 26185), (3385, 20948), (5237, 13540), (6770, 10474)]