630280820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2424157}}^1$

素因数の和:2424179

約数の個数: 24

約数和(自身を含む): 1425404904

約数和(自身を除く): 795124084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2424157, 4848314, 9696628, 12120785, 24241570, 31514041, 48483140, 63028082, 126056164, 157570205, 315140410, 630280820]

約数ペア:

[(1, 630280820), (2, 315140410), (4, 157570205), (5, 126056164), (10, 63028082), (13, 48483140), (20, 31514041), (26, 24241570), (52, 12120785), (65, 9696628), (130, 4848314), (260, 2424157)]