7977336440

素因数分解:

$2^3\times 5^1\times {\mathrm{199433411}}^1$

素因数の和:199433422

約数の個数: 16

約数和(自身を含む): 17949007080

約数和(自身を除く): 9971670640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199433411, 398866822, 797733644, 997167055, 1595467288, 1994334110, 3988668220, 7977336440]

約数ペア:

[(1, 7977336440), (2, 3988668220), (4, 1994334110), (5, 1595467288), (8, 997167055), (10, 797733644), (20, 398866822), (40, 199433411)]