709580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2087}}^1$

素因数の和:2113

約数の個数: 24

約数和(自身を含む): 1578528

約数和(自身を除く): 868948

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 2087, 4174, 8348, 10435, 20870, 35479, 41740, 70958, 141916, 177395, 354790, 709580]

約数ペア:

[(1, 709580), (2, 354790), (4, 177395), (5, 141916), (10, 70958), (17, 41740), (20, 35479), (34, 20870), (68, 10435), (85, 8348), (170, 4174), (340, 2087)]