28525210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{407503}}^1$

素因数の和:407517

約数の個数: 16

約数和(自身を含む): 58680576

約数和(自身を除く): 30155366

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 407503, 815006, 2037515, 2852521, 4075030, 5705042, 14262605, 28525210]

約数ペア:

[(1, 28525210), (2, 14262605), (5, 5705042), (7, 4075030), (10, 2852521), (14, 2037515), (35, 815006), (70, 407503)]