9485080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21557}}^1$

素因数の和:21579

約数の個数: 32

約数和(自身を含む): 23282640

約数和(自身を除く): 13797560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 21557, 43114, 86228, 107785, 172456, 215570, 237127, 431140, 474254, 862280, 948508, 1185635, 1897016, 2371270, 4742540, 9485080]

約数ペア:

[(1, 9485080), (2, 4742540), (4, 2371270), (5, 1897016), (8, 1185635), (10, 948508), (11, 862280), (20, 474254), (22, 431140), (40, 237127), (44, 215570), (55, 172456), (88, 107785), (110, 86228), (220, 43114), (440, 21557)]