20677480

素因数分解:

$2^3\times 5^1\times {\mathrm{599}}^1\times {\mathrm{863}}^1$

素因数の和:1473

約数の個数: 32

約数和(自身を含む): 46656000

約数和(自身を除く): 25978520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 599, 863, 1198, 1726, 2396, 2995, 3452, 4315, 4792, 5990, 6904, 8630, 11980, 17260, 23960, 34520, 516937, 1033874, 2067748, 2584685, 4135496, 5169370, 10338740, 20677480]

約数ペア:

[(1, 20677480), (2, 10338740), (4, 5169370), (5, 4135496), (8, 2584685), (10, 2067748), (20, 1033874), (40, 516937), (599, 34520), (863, 23960), (1198, 17260), (1726, 11980), (2396, 8630), (2995, 6904), (3452, 5990), (4315, 4792)]