54557620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{209837}}^1$

素因数の和:209859

約数の個数: 24

約数和(自身を含む): 123384744

約数和(自身を除く): 68827124

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 209837, 419674, 839348, 1049185, 2098370, 2727881, 4196740, 5455762, 10911524, 13639405, 27278810, 54557620]

約数ペア:

[(1, 54557620), (2, 27278810), (4, 13639405), (5, 10911524), (10, 5455762), (13, 4196740), (20, 2727881), (26, 2098370), (52, 1049185), (65, 839348), (130, 419674), (260, 209837)]