15765620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{60637}}^1$

素因数の和:60659

約数の個数: 24

約数和(自身を含む): 35655144

約数和(自身を除く): 19889524

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 60637, 121274, 242548, 303185, 606370, 788281, 1212740, 1576562, 3153124, 3941405, 7882810, 15765620]

約数ペア:

[(1, 15765620), (2, 7882810), (4, 3941405), (5, 3153124), (10, 1576562), (13, 1212740), (20, 788281), (26, 606370), (52, 303185), (65, 242548), (130, 121274), (260, 60637)]