71013680

素因数分解:

$2^4\times 5^1\times {\mathrm{887671}}^1$

素因数の和:887684

約数の個数: 20

約数和(自身を含む): 165106992

約数和(自身を除く): 94093312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 887671, 1775342, 3550684, 4438355, 7101368, 8876710, 14202736, 17753420, 35506840, 71013680]

約数ペア:

[(1, 71013680), (2, 35506840), (4, 17753420), (5, 14202736), (8, 8876710), (10, 7101368), (16, 4438355), (20, 3550684), (40, 1775342), (80, 887671)]