88769620

素因数分解:

$2^2\times 5^1\times {\mathrm{4438481}}^1$

素因数の和:4438490

約数の個数: 12

約数和(自身を含む): 186416244

約数和(自身を除く): 97646624

約数列:

[1, 2, 4, 5, 10, 20, 4438481, 8876962, 17753924, 22192405, 44384810, 88769620]

約数ペア:

[(1, 88769620), (2, 44384810), (4, 22192405), (5, 17753924), (10, 8876962), (20, 4438481)]