308804540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1403657}}^1$

素因数の和:1403677

約数の個数: 24

約数和(自身を含む): 707443632

約数和(自身を除く): 398639092

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1403657, 2807314, 5614628, 7018285, 14036570, 15440227, 28073140, 30880454, 61760908, 77201135, 154402270, 308804540]

約数ペア:

[(1, 308804540), (2, 154402270), (4, 77201135), (5, 61760908), (10, 30880454), (11, 28073140), (20, 15440227), (22, 14036570), (44, 7018285), (55, 5614628), (110, 2807314), (220, 1403657)]