8772280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19937}}^1$

素因数の和:19959

約数の個数: 32

約数和(自身を含む): 21533040

約数和(自身を除く): 12760760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 19937, 39874, 79748, 99685, 159496, 199370, 219307, 398740, 438614, 797480, 877228, 1096535, 1754456, 2193070, 4386140, 8772280]

約数ペア:

[(1, 8772280), (2, 4386140), (4, 2193070), (5, 1754456), (8, 1096535), (10, 877228), (11, 797480), (20, 438614), (22, 398740), (40, 219307), (44, 199370), (55, 159496), (88, 99685), (110, 79748), (220, 39874), (440, 19937)]