1518836080

素因数分解:

$2^4\times 5^1\times {\mathrm{18985451}}^1$

素因数の和:18985464

約数の個数: 20

約数和(自身を含む): 3531294072

約数和(自身を除く): 2012457992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 18985451, 37970902, 75941804, 94927255, 151883608, 189854510, 303767216, 379709020, 759418040, 1518836080]

約数ペア:

[(1, 1518836080), (2, 759418040), (4, 379709020), (5, 303767216), (8, 189854510), (10, 151883608), (16, 94927255), (20, 75941804), (40, 37970902), (80, 18985451)]