2239220

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1087}}^1$

素因数の和:1199

約数の個数: 24

約数和(自身を含む): 4752384

約数和(自身を除く): 2513164

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 1087, 2060, 2174, 4348, 5435, 10870, 21740, 111961, 223922, 447844, 559805, 1119610, 2239220]

約数ペア:

[(1, 2239220), (2, 1119610), (4, 559805), (5, 447844), (10, 223922), (20, 111961), (103, 21740), (206, 10870), (412, 5435), (515, 4348), (1030, 2174), (1087, 2060)]