22356080

素因数分解:

$2^4\times 5^1\times {\mathrm{279451}}^1$

素因数の和:279464

約数の個数: 20

約数和(自身を含む): 51978072

約数和(自身を除く): 29621992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 279451, 558902, 1117804, 1397255, 2235608, 2794510, 4471216, 5589020, 11178040, 22356080]

約数ペア:

[(1, 22356080), (2, 11178040), (4, 5589020), (5, 4471216), (8, 2794510), (10, 2235608), (16, 1397255), (20, 1117804), (40, 558902), (80, 279451)]