39326480

素因数分解:

$2^4\times 5^1\times {\mathrm{491581}}^1$

素因数の和:491594

約数の個数: 20

約数和(自身を含む): 91434252

約数和(自身を除く): 52107772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 491581, 983162, 1966324, 2457905, 3932648, 4915810, 7865296, 9831620, 19663240, 39326480]

約数ペア:

[(1, 39326480), (2, 19663240), (4, 9831620), (5, 7865296), (8, 4915810), (10, 3932648), (16, 2457905), (20, 1966324), (40, 983162), (80, 491581)]