261570863540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1868363311}}^1$

素因数の和:1868363327

約数の個数: 24

約数和(自身を含む): 627770072832

約数和(自身を除く): 366199209292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1868363311, 3736726622, 7473453244, 9341816555, 13078543177, 18683633110, 26157086354, 37367266220, 52314172708, 65392715885, 130785431770, 261570863540]

約数ペア:

[(1, 261570863540), (2, 130785431770), (4, 65392715885), (5, 52314172708), (7, 37367266220), (10, 26157086354), (14, 18683633110), (20, 13078543177), (28, 9341816555), (35, 7473453244), (70, 3736726622), (140, 1868363311)]