18805260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13627}}^1$

素因数の和:13662

約数の個数: 48

約数和(自身を含む): 54948096

約数和(自身を除く): 36142836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 13627, 27254, 40881, 54508, 68135, 81762, 136270, 163524, 204405, 272540, 313421, 408810, 626842, 817620, 940263, 1253684, 1567105, 1880526, 3134210, 3761052, 4701315, 6268420, 9402630, 18805260]

約数ペア:

[(1, 18805260), (2, 9402630), (3, 6268420), (4, 4701315), (5, 3761052), (6, 3134210), (10, 1880526), (12, 1567105), (15, 1253684), (20, 940263), (23, 817620), (30, 626842), (46, 408810), (60, 313421), (69, 272540), (92, 204405), (115, 163524), (138, 136270), (230, 81762), (276, 68135), (345, 54508), (460, 40881), (690, 27254), (1380, 13627)]