55741780

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{20051}}^1$

素因数の和:20199

約数の個数: 24

約数和(自身を含む): 117905760

約数和(自身を除く): 62163980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 20051, 40102, 80204, 100255, 200510, 401020, 2787089, 5574178, 11148356, 13935445, 27870890, 55741780]

約数ペア:

[(1, 55741780), (2, 27870890), (4, 13935445), (5, 11148356), (10, 5574178), (20, 2787089), (139, 401020), (278, 200510), (556, 100255), (695, 80204), (1390, 40102), (2780, 20051)]