521796220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2371801}}^1$

素因数の和:2371821

約数の個数: 24

約数和(自身を含む): 1195388208

約数和(自身を除く): 673591988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 2371801, 4743602, 9487204, 11859005, 23718010, 26089811, 47436020, 52179622, 104359244, 130449055, 260898110, 521796220]

約数ペア:

[(1, 521796220), (2, 260898110), (4, 130449055), (5, 104359244), (10, 52179622), (11, 47436020), (20, 26089811), (22, 23718010), (44, 11859005), (55, 9487204), (110, 4743602), (220, 2371801)]