54497980

素因数分解:

$2^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{3319}}^1$

素因数の和:4149

約数の個数: 24

約数和(自身を含む): 114619680

約数和(自身を除く): 60121700

約数列:

[1, 2, 4, 5, 10, 20, 821, 1642, 3284, 3319, 4105, 6638, 8210, 13276, 16420, 16595, 33190, 66380, 2724899, 5449798, 10899596, 13624495, 27248990, 54497980]

約数ペア:

[(1, 54497980), (2, 27248990), (4, 13624495), (5, 10899596), (10, 5449798), (20, 2724899), (821, 66380), (1642, 33190), (3284, 16595), (3319, 16420), (4105, 13276), (6638, 8210)]