37821080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1999}}^1$

素因数の和:2064

約数の個数: 64

約数和(自身を含む): 95040000

約数和(自身を除く): 57218920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 1999, 2365, 3784, 3998, 4730, 7996, 9460, 9995, 15992, 18920, 19990, 21989, 39980, 43978, 79960, 85957, 87956, 109945, 171914, 175912, 219890, 343828, 429785, 439780, 687656, 859570, 879560, 945527, 1719140, 1891054, 3438280, 3782108, 4727635, 7564216, 9455270, 18910540, 37821080]

約数ペア:

[(1, 37821080), (2, 18910540), (4, 9455270), (5, 7564216), (8, 4727635), (10, 3782108), (11, 3438280), (20, 1891054), (22, 1719140), (40, 945527), (43, 879560), (44, 859570), (55, 687656), (86, 439780), (88, 429785), (110, 343828), (172, 219890), (215, 175912), (220, 171914), (344, 109945), (430, 87956), (440, 85957), (473, 79960), (860, 43978), (946, 39980), (1720, 21989), (1892, 19990), (1999, 18920), (2365, 15992), (3784, 9995), (3998, 9460), (4730, 7996)]