42114980

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{20849}}^1$

素因数の和:20959

約数の個数: 24

約数和(自身を含む): 89321400

約数和(自身を除く): 47206420

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 20849, 41698, 83396, 104245, 208490, 416980, 2105749, 4211498, 8422996, 10528745, 21057490, 42114980]

約数ペア:

[(1, 42114980), (2, 21057490), (4, 10528745), (5, 8422996), (10, 4211498), (20, 2105749), (101, 416980), (202, 208490), (404, 104245), (505, 83396), (1010, 41698), (2020, 20849)]