54347540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{209029}}^1$

素因数の和:209051

約数の個数: 24

約数和(自身を含む): 122909640

約数和(自身を除く): 68562100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 209029, 418058, 836116, 1045145, 2090290, 2717377, 4180580, 5434754, 10869508, 13586885, 27173770, 54347540]

約数ペア:

[(1, 54347540), (2, 27173770), (4, 13586885), (5, 10869508), (10, 5434754), (13, 4180580), (20, 2717377), (26, 2090290), (52, 1045145), (65, 836116), (130, 418058), (260, 209029)]