20222480

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2237}}^1$

素因数の和:2363

約数の個数: 40

約数和(自身を含む): 47454552

約数和(自身を除く): 27232072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2237, 2260, 4474, 4520, 8948, 9040, 11185, 17896, 22370, 35792, 44740, 89480, 178960, 252781, 505562, 1011124, 1263905, 2022248, 2527810, 4044496, 5055620, 10111240, 20222480]

約数ペア:

[(1, 20222480), (2, 10111240), (4, 5055620), (5, 4044496), (8, 2527810), (10, 2022248), (16, 1263905), (20, 1011124), (40, 505562), (80, 252781), (113, 178960), (226, 89480), (452, 44740), (565, 35792), (904, 22370), (1130, 17896), (1808, 11185), (2237, 9040), (2260, 8948), (4474, 4520)]