39717680

素因数分解:

$2^4\times 5^1\times {\mathrm{496471}}^1$

素因数の和:496484

約数の個数: 20

約数和(自身を含む): 92343792

約数和(自身を除く): 52626112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 496471, 992942, 1985884, 2482355, 3971768, 4964710, 7943536, 9929420, 19858840, 39717680]

約数ペア:

[(1, 39717680), (2, 19858840), (4, 9929420), (5, 7943536), (8, 4964710), (10, 3971768), (16, 2482355), (20, 1985884), (40, 992942), (80, 496471)]