82937020

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{10139}}^1$

素因数の和:10557

約数の個数: 24

約数和(自身を含む): 174610800

約数和(自身を除く): 91673780

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 8180, 10139, 20278, 40556, 50695, 101390, 202780, 4146851, 8293702, 16587404, 20734255, 41468510, 82937020]

約数ペア:

[(1, 82937020), (2, 41468510), (4, 20734255), (5, 16587404), (10, 8293702), (20, 4146851), (409, 202780), (818, 101390), (1636, 50695), (2045, 40556), (4090, 20278), (8180, 10139)]