9480820

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{4349}}^1$

素因数の和:4467

約数の個数: 24

約数和(自身を含む): 20097000

約数和(自身を除く): 10616180

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 4349, 8698, 17396, 21745, 43490, 86980, 474041, 948082, 1896164, 2370205, 4740410, 9480820]

約数ペア:

[(1, 9480820), (2, 4740410), (4, 2370205), (5, 1896164), (10, 948082), (20, 474041), (109, 86980), (218, 43490), (436, 21745), (545, 17396), (1090, 8698), (2180, 4349)]