31404910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2467}}^1$

素因数の和:2560

約数の個数: 32

約数和(自身を含む): 60416640

約数和(自身を除く): 29011730

約数列:

[1, 2, 5, 10, 19, 38, 67, 95, 134, 190, 335, 670, 1273, 2467, 2546, 4934, 6365, 12335, 12730, 24670, 46873, 93746, 165289, 234365, 330578, 468730, 826445, 1652890, 3140491, 6280982, 15702455, 31404910]

約数ペア:

[(1, 31404910), (2, 15702455), (5, 6280982), (10, 3140491), (19, 1652890), (38, 826445), (67, 468730), (95, 330578), (134, 234365), (190, 165289), (335, 93746), (670, 46873), (1273, 24670), (2467, 12730), (2546, 12335), (4934, 6365)]