20512373740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{60330511}}^1$

素因数の和:60330537

約数の個数: 24

約数和(自身を含む): 45609867072

約数和(自身を除く): 25097493332

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 60330511, 120661022, 241322044, 301652555, 603305110, 1025618687, 1206610220, 2051237374, 4102474748, 5128093435, 10256186870, 20512373740]

約数ペア:

[(1, 20512373740), (2, 10256186870), (4, 5128093435), (5, 4102474748), (10, 2051237374), (17, 1206610220), (20, 1025618687), (34, 603305110), (68, 301652555), (85, 241322044), (170, 120661022), (340, 60330511)]