330565520

素因数分解:

$2^4\times 5^1\times {\mathrm{4132069}}^1$

素因数の和:4132082

約数の個数: 20

約数和(自身を含む): 768565020

約数和(自身を除く): 437999500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4132069, 8264138, 16528276, 20660345, 33056552, 41320690, 66113104, 82641380, 165282760, 330565520]

約数ペア:

[(1, 330565520), (2, 165282760), (4, 82641380), (5, 66113104), (8, 41320690), (10, 33056552), (16, 20660345), (20, 16528276), (40, 8264138), (80, 4132069)]