20137480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45767}}^1$

素因数の和:45789

約数の個数: 32

約数和(自身を含む): 49429440

約数和(自身を除く): 29291960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 45767, 91534, 183068, 228835, 366136, 457670, 503437, 915340, 1006874, 1830680, 2013748, 2517185, 4027496, 5034370, 10068740, 20137480]

約数ペア:

[(1, 20137480), (2, 10068740), (4, 5034370), (5, 4027496), (8, 2517185), (10, 2013748), (11, 1830680), (20, 1006874), (22, 915340), (40, 503437), (44, 457670), (55, 366136), (88, 228835), (110, 183068), (220, 91534), (440, 45767)]