858503740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2525011}}^1$

素因数の和:2525037

約数の個数: 24

約数和(自身を含む): 1908909072

約数和(自身を除く): 1050405332

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 2525011, 5050022, 10100044, 12625055, 25250110, 42925187, 50500220, 85850374, 171700748, 214625935, 429251870, 858503740]

約数ペア:

[(1, 858503740), (2, 429251870), (4, 214625935), (5, 171700748), (10, 85850374), (17, 50500220), (20, 42925187), (34, 25250110), (68, 12625055), (85, 10100044), (170, 5050022), (340, 2525011)]