55768220

素因数分解:

$2^2\times 5^1\times {\mathrm{1409}}^1\times {\mathrm{1979}}^1$

素因数の和:3397

約数の個数: 24

約数和(自身を含む): 117255600

約数和(自身を除く): 61487380

約数列:

[1, 2, 4, 5, 10, 20, 1409, 1979, 2818, 3958, 5636, 7045, 7916, 9895, 14090, 19790, 28180, 39580, 2788411, 5576822, 11153644, 13942055, 27884110, 55768220]

約数ペア:

[(1, 55768220), (2, 27884110), (4, 13942055), (5, 11153644), (10, 5576822), (20, 2788411), (1409, 39580), (1979, 28180), (2818, 19790), (3958, 14090), (5636, 9895), (7045, 7916)]