2456620

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1087}}^1$

素因数の和:1209

約数の個数: 24

約数和(自身を含む): 5209344

約数和(自身を除く): 2752724

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1087, 1130, 2174, 2260, 4348, 5435, 10870, 21740, 122831, 245662, 491324, 614155, 1228310, 2456620]

約数ペア:

[(1, 2456620), (2, 1228310), (4, 614155), (5, 491324), (10, 245662), (20, 122831), (113, 21740), (226, 10870), (452, 5435), (565, 4348), (1087, 2260), (1130, 2174)]