804539740

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{398287}}^1$

素因数の和:398397

約数の個数: 24

約数和(自身を含む): 1706265792

約数和(自身を除く): 901726052

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 398287, 796574, 1593148, 1991435, 3982870, 7965740, 40226987, 80453974, 160907948, 201134935, 402269870, 804539740]

約数ペア:

[(1, 804539740), (2, 402269870), (4, 201134935), (5, 160907948), (10, 80453974), (20, 40226987), (101, 7965740), (202, 3982870), (404, 1991435), (505, 1593148), (1010, 796574), (2020, 398287)]