31881820

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{14107}}^1$

素因数の和:14229

約数の個数: 24

約数和(自身を含む): 67549104

約数和(自身を除く): 35667284

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 14107, 28214, 56428, 70535, 141070, 282140, 1594091, 3188182, 6376364, 7970455, 15940910, 31881820]

約数ペア:

[(1, 31881820), (2, 15940910), (4, 7970455), (5, 6376364), (10, 3188182), (20, 1594091), (113, 282140), (226, 141070), (452, 70535), (565, 56428), (1130, 28214), (2260, 14107)]