136772180

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{67709}}^1$

素因数の和:67819

約数の個数: 24

約数和(自身を含む): 290069640

約数和(自身を除く): 153297460

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 67709, 135418, 270836, 338545, 677090, 1354180, 6838609, 13677218, 27354436, 34193045, 68386090, 136772180]

約数ペア:

[(1, 136772180), (2, 68386090), (4, 34193045), (5, 27354436), (10, 13677218), (20, 6838609), (101, 1354180), (202, 677090), (404, 338545), (505, 270836), (1010, 135418), (2020, 67709)]