15752080

素因数分解:

$2^4\times 5^1\times {\mathrm{196901}}^1$

素因数の和:196914

約数の個数: 20

約数和(自身を含む): 36623772

約数和(自身を除く): 20871692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 196901, 393802, 787604, 984505, 1575208, 1969010, 3150416, 3938020, 7876040, 15752080]

約数ペア:

[(1, 15752080), (2, 7876040), (4, 3938020), (5, 3150416), (8, 1969010), (10, 1575208), (16, 984505), (20, 787604), (40, 393802), (80, 196901)]