17390180

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{8609}}^1$

素因数の和:8719

約数の個数: 24

約数和(自身を含む): 36885240

約数和(自身を除く): 19495060

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 8609, 17218, 34436, 43045, 86090, 172180, 869509, 1739018, 3478036, 4347545, 8695090, 17390180]

約数ペア:

[(1, 17390180), (2, 8695090), (4, 4347545), (5, 3478036), (10, 1739018), (20, 869509), (101, 172180), (202, 86090), (404, 43045), (505, 34436), (1010, 17218), (2020, 8609)]