2016568780

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{202061}}^1$

素因数の和:202569

約数の個数: 24

約数和(自身を含む): 4243302000

約数和(自身を除く): 2226733220

約数列:

[1, 2, 4, 5, 10, 20, 499, 998, 1996, 2495, 4990, 9980, 202061, 404122, 808244, 1010305, 2020610, 4041220, 100828439, 201656878, 403313756, 504142195, 1008284390, 2016568780]

約数ペア:

[(1, 2016568780), (2, 1008284390), (4, 504142195), (5, 403313756), (10, 201656878), (20, 100828439), (499, 4041220), (998, 2020610), (1996, 1010305), (2495, 808244), (4990, 404122), (9980, 202061)]