188865620

素因数分解:

$2^2\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{6011}}^1$

素因数の和:7591

約数の個数: 24

約数和(自身を含む): 396936288

約数和(自身を除く): 208070668

約数列:

[1, 2, 4, 5, 10, 20, 1571, 3142, 6011, 6284, 7855, 12022, 15710, 24044, 30055, 31420, 60110, 120220, 9443281, 18886562, 37773124, 47216405, 94432810, 188865620]

約数ペア:

[(1, 188865620), (2, 94432810), (4, 47216405), (5, 37773124), (10, 18886562), (20, 9443281), (1571, 120220), (3142, 60110), (6011, 31420), (6284, 30055), (7855, 24044), (12022, 15710)]