49128820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{188957}}^1$

素因数の和:188979

約数の個数: 24

約数和(自身を含む): 111107304

約数和(自身を除く): 61978484

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 188957, 377914, 755828, 944785, 1889570, 2456441, 3779140, 4912882, 9825764, 12282205, 24564410, 49128820]

約数ペア:

[(1, 49128820), (2, 24564410), (4, 12282205), (5, 9825764), (10, 4912882), (13, 3779140), (20, 2456441), (26, 1889570), (52, 944785), (65, 755828), (130, 377914), (260, 188957)]