55247080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{197311}}^1$

素因数の和:197329

約数の個数: 32

約数和(自身を含む): 142064640

約数和(自身を除く): 86817560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 197311, 394622, 789244, 986555, 1381177, 1578488, 1973110, 2762354, 3946220, 5524708, 6905885, 7892440, 11049416, 13811770, 27623540, 55247080]

約数ペア:

[(1, 55247080), (2, 27623540), (4, 13811770), (5, 11049416), (7, 7892440), (8, 6905885), (10, 5524708), (14, 3946220), (20, 2762354), (28, 1973110), (35, 1578488), (40, 1381177), (56, 986555), (70, 789244), (140, 394622), (280, 197311)]