18321567220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2871719}}^1$

素因数の和:2871768

約数の個数: 48

約数和(自身を含む): 43420406400

約数和(自身を除く): 25098839180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 2871719, 5743438, 11486876, 14358595, 28717190, 31588909, 57434380, 63177818, 83279851, 126355636, 157944545, 166559702, 315889090, 333119404, 416399255, 631778180, 832798510, 916078361, 1665597020, 1832156722, 3664313444, 4580391805, 9160783610, 18321567220]

約数ペア:

[(1, 18321567220), (2, 9160783610), (4, 4580391805), (5, 3664313444), (10, 1832156722), (11, 1665597020), (20, 916078361), (22, 832798510), (29, 631778180), (44, 416399255), (55, 333119404), (58, 315889090), (110, 166559702), (116, 157944545), (145, 126355636), (220, 83279851), (290, 63177818), (319, 57434380), (580, 31588909), (638, 28717190), (1276, 14358595), (1595, 11486876), (3190, 5743438), (6380, 2871719)]