22555580

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{8609}}^1$

素因数の和:8749

約数の個数: 24

約数和(自身を含む): 47733840

約数和(自身を除く): 25178260

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 8609, 17218, 34436, 43045, 86090, 172180, 1127779, 2255558, 4511116, 5638895, 11277790, 22555580]

約数ペア:

[(1, 22555580), (2, 11277790), (4, 5638895), (5, 4511116), (10, 2255558), (20, 1127779), (131, 172180), (262, 86090), (524, 43045), (655, 34436), (1310, 17218), (2620, 8609)]