22025620

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15511}}^1$

素因数の和:15591

約数の個数: 24

約数和(自身を含む): 46908288

約数和(自身を除く): 24882668

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 15511, 31022, 62044, 77555, 155110, 310220, 1101281, 2202562, 4405124, 5506405, 11012810, 22025620]

約数ペア:

[(1, 22025620), (2, 11012810), (4, 5506405), (5, 4405124), (10, 2202562), (20, 1101281), (71, 310220), (142, 155110), (284, 77555), (355, 62044), (710, 31022), (1420, 15511)]