39413680

素因数分解:

$2^4\times 5^1\times {\mathrm{492671}}^1$

素因数の和:492684

約数の個数: 20

約数和(自身を含む): 91636992

約数和(自身を除く): 52223312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 492671, 985342, 1970684, 2463355, 3941368, 4926710, 7882736, 9853420, 19706840, 39413680]

約数ペア:

[(1, 39413680), (2, 19706840), (4, 9853420), (5, 7882736), (8, 4926710), (10, 3941368), (16, 2463355), (20, 1970684), (40, 985342), (80, 492671)]