8230660

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2089}}^1$

素因数の和:2295

約数の個数: 24

約数和(自身を含む): 17380440

約数和(自身を除く): 9149780

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 2089, 3940, 4178, 8356, 10445, 20890, 41780, 411533, 823066, 1646132, 2057665, 4115330, 8230660]

約数ペア:

[(1, 8230660), (2, 4115330), (4, 2057665), (5, 1646132), (10, 823066), (20, 411533), (197, 41780), (394, 20890), (788, 10445), (985, 8356), (1970, 4178), (2089, 3940)]