280910696

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{521}}^1\times {\mathrm{557}}^1$

素因数の和:1106

約数の個数: 48

約数和(自身を含む): 581095620

約数和(自身を除く): 300184924

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 521, 557, 968, 1042, 1114, 2084, 2228, 4168, 4456, 5731, 6127, 11462, 12254, 22924, 24508, 45848, 49016, 63041, 67397, 126082, 134794, 252164, 269588, 290197, 504328, 539176, 580394, 1160788, 2321576, 3192167, 6384334, 12768668, 25537336, 35113837, 70227674, 140455348, 280910696]

約数ペア:

[(1, 280910696), (2, 140455348), (4, 70227674), (8, 35113837), (11, 25537336), (22, 12768668), (44, 6384334), (88, 3192167), (121, 2321576), (242, 1160788), (484, 580394), (521, 539176), (557, 504328), (968, 290197), (1042, 269588), (1114, 252164), (2084, 134794), (2228, 126082), (4168, 67397), (4456, 63041), (5731, 49016), (6127, 45848), (11462, 24508), (12254, 22924)]