19648140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{327469}}^1$

素因数の和:327481

約数の個数: 24

約数和(自身を含む): 55014960

約数和(自身を除く): 35366820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 327469, 654938, 982407, 1309876, 1637345, 1964814, 3274690, 3929628, 4912035, 6549380, 9824070, 19648140]

約数ペア:

[(1, 19648140), (2, 9824070), (3, 6549380), (4, 4912035), (5, 3929628), (6, 3274690), (10, 1964814), (12, 1637345), (15, 1309876), (20, 982407), (30, 654938), (60, 327469)]