429408020

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{118621}}^1$

素因数の和:118811

約数の個数: 24

約数和(自身を含む): 906746568

約数和(自身を除く): 477338548

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 118621, 237242, 474484, 593105, 1186210, 2372420, 21470401, 42940802, 85881604, 107352005, 214704010, 429408020]

約数ペア:

[(1, 429408020), (2, 214704010), (4, 107352005), (5, 85881604), (10, 42940802), (20, 21470401), (181, 2372420), (362, 1186210), (724, 593105), (905, 474484), (1810, 237242), (3620, 118621)]