54048020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{207877}}^1$

素因数の和:207899

約数の個数: 24

約数和(自身を含む): 122232264

約数和(自身を除く): 68184244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 207877, 415754, 831508, 1039385, 2078770, 2702401, 4157540, 5404802, 10809604, 13512005, 27024010, 54048020]

約数ペア:

[(1, 54048020), (2, 27024010), (4, 13512005), (5, 10809604), (10, 5404802), (13, 4157540), (20, 2702401), (26, 2078770), (52, 1039385), (65, 831508), (130, 415754), (260, 207877)]