28313773.000000000

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{617411}}^1$

素因数の和:617429

約数の個数: 32

約数和(自身を含む): 444536640

約数和(自身を除く): 271661560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 617411, 1234822, 2469644, 3087055, 4321877, 4939288, 6174110, 8643754, 12348220, 17287508, 21609385, 24696440, 34575016, 43218770, 86437540, 172875080]

約数ペア:

[(1, 172875080), (2, 86437540), (4, 43218770), (5, 34575016), (7, 24696440), (8, 21609385), (10, 17287508), (14, 12348220), (20, 8643754), (28, 6174110), (35, 4939288), (40, 4321877), (56, 3087055), (70, 2469644), (140, 1234822), (280, 617411)]