55577380

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{39139}}^1$

素因数の和:39219

約数の個数: 24

約数和(自身を含む): 118359360

約数和(自身を除く): 62781980

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 39139, 78278, 156556, 195695, 391390, 782780, 2778869, 5557738, 11115476, 13894345, 27788690, 55577380]

約数ペア:

[(1, 55577380), (2, 27788690), (4, 13894345), (5, 11115476), (10, 5557738), (20, 2778869), (71, 782780), (142, 391390), (284, 195695), (355, 156556), (710, 78278), (1420, 39139)]