220737220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1003351}}^1$

素因数の和:1003371

約数の個数: 24

約数和(自身を含む): 505689408

約数和(自身を除く): 284952188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1003351, 2006702, 4013404, 5016755, 10033510, 11036861, 20067020, 22073722, 44147444, 55184305, 110368610, 220737220]

約数ペア:

[(1, 220737220), (2, 110368610), (4, 55184305), (5, 44147444), (10, 22073722), (11, 20067020), (20, 11036861), (22, 10033510), (44, 5016755), (55, 4013404), (110, 2006702), (220, 1003351)]