2021465620

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{177011}}^1$

素因数の和:177591

約数の個数: 24

約数和(自身を含む): 4252536288

約数和(自身を除く): 2231070668

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 2284, 2855, 5710, 11420, 177011, 354022, 708044, 885055, 1770110, 3540220, 101073281, 202146562, 404293124, 505366405, 1010732810, 2021465620]

約数ペア:

[(1, 2021465620), (2, 1010732810), (4, 505366405), (5, 404293124), (10, 202146562), (20, 101073281), (571, 3540220), (1142, 1770110), (2284, 885055), (2855, 708044), (5710, 354022), (11420, 177011)]