42053680

素因数分解:

$2^4\times 5^1\times {\mathrm{525671}}^1$

素因数の和:525684

約数の個数: 20

約数和(自身を含む): 97774992

約数和(自身を除く): 55721312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 525671, 1051342, 2102684, 2628355, 4205368, 5256710, 8410736, 10513420, 21026840, 42053680]

約数ペア:

[(1, 42053680), (2, 21026840), (4, 10513420), (5, 8410736), (8, 5256710), (10, 4205368), (16, 2628355), (20, 2102684), (40, 1051342), (80, 525671)]