1799807780

素因数分解:

$2^2\times 5^1\times {\mathrm{23663}}^1\times {\mathrm{3803}}^1$

素因数の和:27475

約数の個数: 24

約数和(自身を含む): 3780749952

約数和(自身を除く): 1980942172

約数列:

[1, 2, 4, 5, 10, 20, 3803, 7606, 15212, 19015, 23663, 38030, 47326, 76060, 94652, 118315, 236630, 473260, 89990389, 179980778, 359961556, 449951945, 899903890, 1799807780]

約数ペア:

[(1, 1799807780), (2, 899903890), (4, 449951945), (5, 359961556), (10, 179980778), (20, 89990389), (3803, 473260), (7606, 236630), (15212, 118315), (19015, 94652), (23663, 76060), (38030, 47326)]