624458890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{40841}}^1$

素因数の和:40998

約数の個数: 32

約数和(自身を含む): 1235062080

約数和(自身を除く): 610603190

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 139, 278, 695, 1390, 1529, 3058, 7645, 15290, 40841, 81682, 204205, 408410, 449251, 898502, 2246255, 4492510, 5676899, 11353798, 28384495, 56768990, 62445889, 124891778, 312229445, 624458890]

約数ペア:

[(1, 624458890), (2, 312229445), (5, 124891778), (10, 62445889), (11, 56768990), (22, 28384495), (55, 11353798), (110, 5676899), (139, 4492510), (278, 2246255), (695, 898502), (1390, 449251), (1529, 408410), (3058, 204205), (7645, 81682), (15290, 40841)]