2280340

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1009}}^1$

素因数の和:1131

約数の個数: 24

約数和(自身を含む): 4835880

約数和(自身を除く): 2555540

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1009, 1130, 2018, 2260, 4036, 5045, 10090, 20180, 114017, 228034, 456068, 570085, 1140170, 2280340]

約数ペア:

[(1, 2280340), (2, 1140170), (4, 570085), (5, 456068), (10, 228034), (20, 114017), (113, 20180), (226, 10090), (452, 5045), (565, 4036), (1009, 2260), (1130, 2018)]