208068740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{945767}}^1$

素因数の和:945787

約数の個数: 24

約数和(自身を含む): 476667072

約数和(自身を除く): 268598332

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 945767, 1891534, 3783068, 4728835, 9457670, 10403437, 18915340, 20806874, 41613748, 52017185, 104034370, 208068740]

約数ペア:

[(1, 208068740), (2, 104034370), (4, 52017185), (5, 41613748), (10, 20806874), (11, 18915340), (20, 10403437), (22, 9457670), (44, 4728835), (55, 3783068), (110, 1891534), (220, 945767)]