4680821420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21276461}}^1$

素因数の和:21276481

約数の個数: 24

約数和(自身を含む): 10723336848

約数和(自身を除く): 6042515428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 21276461, 42552922, 85105844, 106382305, 212764610, 234041071, 425529220, 468082142, 936164284, 1170205355, 2340410710, 4680821420]

約数ペア:

[(1, 4680821420), (2, 2340410710), (4, 1170205355), (5, 936164284), (10, 468082142), (11, 425529220), (20, 234041071), (22, 212764610), (44, 106382305), (55, 85105844), (110, 42552922), (220, 21276461)]