54744280

素因数分解:

$2^3\times 5^1\times {\mathrm{821}}^1\times {\mathrm{1667}}^1$

素因数の和:2499

約数の個数: 32

約数和(自身を含む): 123398640

約数和(自身を除く): 68654360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 821, 1642, 1667, 3284, 3334, 4105, 6568, 6668, 8210, 8335, 13336, 16420, 16670, 32840, 33340, 66680, 1368607, 2737214, 5474428, 6843035, 10948856, 13686070, 27372140, 54744280]

約数ペア:

[(1, 54744280), (2, 27372140), (4, 13686070), (5, 10948856), (8, 6843035), (10, 5474428), (20, 2737214), (40, 1368607), (821, 66680), (1642, 33340), (1667, 32840), (3284, 16670), (3334, 16420), (4105, 13336), (6568, 8335), (6668, 8210)]