8220080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9341}}^1$

素因数の和:9365

約数の個数: 40

約数和(自身を含む): 20851344

約数和(自身を除く): 12631264

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 9341, 18682, 37364, 46705, 74728, 93410, 102751, 149456, 186820, 205502, 373640, 411004, 513755, 747280, 822008, 1027510, 1644016, 2055020, 4110040, 8220080]

約数ペア:

[(1, 8220080), (2, 4110040), (4, 2055020), (5, 1644016), (8, 1027510), (10, 822008), (11, 747280), (16, 513755), (20, 411004), (22, 373640), (40, 205502), (44, 186820), (55, 149456), (80, 102751), (88, 93410), (110, 74728), (176, 46705), (220, 37364), (440, 18682), (880, 9341)]