55302280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{125687}}^1$

素因数の和:125709

約数の個数: 32

約数和(自身を含む): 135743040

約数和(自身を除く): 80440760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 125687, 251374, 502748, 628435, 1005496, 1256870, 1382557, 2513740, 2765114, 5027480, 5530228, 6912785, 11060456, 13825570, 27651140, 55302280]

約数ペア:

[(1, 55302280), (2, 27651140), (4, 13825570), (5, 11060456), (8, 6912785), (10, 5530228), (11, 5027480), (20, 2765114), (22, 2513740), (40, 1382557), (44, 1256870), (55, 1005496), (88, 628435), (110, 502748), (220, 251374), (440, 125687)]