1320248920

素因数分解:

$2^3\times 5^1\times {\mathrm{33006223}}^1$

素因数の和:33006234

約数の個数: 16

約数和(自身を含む): 2970560160

約数和(自身を除く): 1650311240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 33006223, 66012446, 132024892, 165031115, 264049784, 330062230, 660124460, 1320248920]

約数ペア:

[(1, 1320248920), (2, 660124460), (4, 330062230), (5, 264049784), (8, 165031115), (10, 132024892), (20, 66012446), (40, 33006223)]