2009403320

素因数分解:

$2^3\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{49787}}^1$

素因数の和:50807

約数の個数: 32

約数和(自身を含む): 4525729200

約数和(自身を除く): 2516325880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1009, 2018, 4036, 5045, 8072, 10090, 20180, 40360, 49787, 99574, 199148, 248935, 398296, 497870, 995740, 1991480, 50235083, 100470166, 200940332, 251175415, 401880664, 502350830, 1004701660, 2009403320]

約数ペア:

[(1, 2009403320), (2, 1004701660), (4, 502350830), (5, 401880664), (8, 251175415), (10, 200940332), (20, 100470166), (40, 50235083), (1009, 1991480), (2018, 995740), (4036, 497870), (5045, 398296), (8072, 248935), (10090, 199148), (20180, 99574), (40360, 49787)]