542837620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2087837}}^1$

素因数の和:2087859

約数の個数: 24

約数和(自身を含む): 1227648744

約数和(自身を除く): 684811124

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2087837, 4175674, 8351348, 10439185, 20878370, 27141881, 41756740, 54283762, 108567524, 135709405, 271418810, 542837620]

約数ペア:

[(1, 542837620), (2, 271418810), (4, 135709405), (5, 108567524), (10, 54283762), (13, 41756740), (20, 27141881), (26, 20878370), (52, 10439185), (65, 8351348), (130, 4175674), (260, 2087837)]