20824525

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{479}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 27141120

約数和(自身を除く): 6316595

約数列:

[1, 5, 25, 37, 47, 185, 235, 479, 925, 1175, 1739, 2395, 8695, 11975, 17723, 22513, 43475, 88615, 112565, 443075, 562825, 832981, 4164905, 20824525]

約数ペア:

[(1, 20824525), (5, 4164905), (25, 832981), (37, 562825), (47, 443075), (185, 112565), (235, 88615), (479, 43475), (925, 22513), (1175, 17723), (1739, 11975), (2395, 8695)]