30605080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{69557}}^1$

素因数の和:69579

約数の個数: 32

約数和(自身を含む): 75122640

約数和(自身を除く): 44517560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 69557, 139114, 278228, 347785, 556456, 695570, 765127, 1391140, 1530254, 2782280, 3060508, 3825635, 6121016, 7651270, 15302540, 30605080]

約数ペア:

[(1, 30605080), (2, 15302540), (4, 7651270), (5, 6121016), (8, 3825635), (10, 3060508), (11, 2782280), (20, 1530254), (22, 1391140), (40, 765127), (44, 695570), (55, 556456), (88, 347785), (110, 278228), (220, 139114), (440, 69557)]