4920080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5591}}^1$

素因数の和:5615

約数の個数: 40

約数和(自身を含む): 12481344

約数和(自身を除く): 7561264

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 5591, 11182, 22364, 27955, 44728, 55910, 61501, 89456, 111820, 123002, 223640, 246004, 307505, 447280, 492008, 615010, 984016, 1230020, 2460040, 4920080]

約数ペア:

[(1, 4920080), (2, 2460040), (4, 1230020), (5, 984016), (8, 615010), (10, 492008), (11, 447280), (16, 307505), (20, 246004), (22, 223640), (40, 123002), (44, 111820), (55, 89456), (80, 61501), (88, 55910), (110, 44728), (176, 27955), (220, 22364), (440, 11182), (880, 5591)]