56424280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{128237}}^1$

素因数の和:128259

約数の個数: 32

約数和(自身を含む): 138497040

約数和(自身を除く): 82072760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 128237, 256474, 512948, 641185, 1025896, 1282370, 1410607, 2564740, 2821214, 5129480, 5642428, 7053035, 11284856, 14106070, 28212140, 56424280]

約数ペア:

[(1, 56424280), (2, 28212140), (4, 14106070), (5, 11284856), (8, 7053035), (10, 5642428), (11, 5129480), (20, 2821214), (22, 2564740), (40, 1410607), (44, 1282370), (55, 1025896), (88, 641185), (110, 512948), (220, 256474), (440, 128237)]