225820340

素因数分解:

$2^2\times 5^1\times {\mathrm{11291017}}^1$

素因数の和:11291026

約数の個数: 12

約数和(自身を含む): 474222756

約数和(自身を除く): 248402416

約数列:

[1, 2, 4, 5, 10, 20, 11291017, 22582034, 45164068, 56455085, 112910170, 225820340]

約数ペア:

[(1, 225820340), (2, 112910170), (4, 56455085), (5, 45164068), (10, 22582034), (20, 11291017)]