120766480

素因数分解:

$2^4\times 5^1\times {\mathrm{1509581}}^1$

素因数の和:1509594

約数の個数: 20

約数和(自身を含む): 280782252

約数和(自身を除く): 160015772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1509581, 3019162, 6038324, 7547905, 12076648, 15095810, 24153296, 30191620, 60383240, 120766480]

約数ペア:

[(1, 120766480), (2, 60383240), (4, 30191620), (5, 24153296), (8, 15095810), (10, 12076648), (16, 7547905), (20, 6038324), (40, 3019162), (80, 1509581)]