208085080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{743161}}^1$

素因数の和:743179

約数の個数: 32

約数和(自身を含む): 535076640

約数和(自身を除く): 326991560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 743161, 1486322, 2972644, 3715805, 5202127, 5945288, 7431610, 10404254, 14863220, 20808508, 26010635, 29726440, 41617016, 52021270, 104042540, 208085080]

約数ペア:

[(1, 208085080), (2, 104042540), (4, 52021270), (5, 41617016), (7, 29726440), (8, 26010635), (10, 20808508), (14, 14863220), (20, 10404254), (28, 7431610), (35, 5945288), (40, 5202127), (56, 3715805), (70, 2972644), (140, 1486322), (280, 743161)]