2585280340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4169807}}^1$

素因数の和:4169847

約数の個数: 24

約数和(自身を含む): 5604221952

約数和(自身を除く): 3018941612

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 4169807, 8339614, 16679228, 20849035, 41698070, 83396140, 129264017, 258528034, 517056068, 646320085, 1292640170, 2585280340]

約数ペア:

[(1, 2585280340), (2, 1292640170), (4, 646320085), (5, 517056068), (10, 258528034), (20, 129264017), (31, 83396140), (62, 41698070), (124, 20849035), (155, 16679228), (310, 8339614), (620, 4169807)]