30641260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{117851}}^1$

素因数の和:117873

約数の個数: 24

約数和(自身を含む): 69296976

約数和(自身を除く): 38655716

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 117851, 235702, 471404, 589255, 1178510, 1532063, 2357020, 3064126, 6128252, 7660315, 15320630, 30641260]

約数ペア:

[(1, 30641260), (2, 15320630), (4, 7660315), (5, 6128252), (10, 3064126), (13, 2357020), (20, 1532063), (26, 1178510), (52, 589255), (65, 471404), (130, 235702), (260, 117851)]