20125210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{287503}}^1$

素因数の和:287517

約数の個数: 16

約数和(自身を含む): 41400576

約数和(自身を除く): 21275366

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 287503, 575006, 1437515, 2012521, 2875030, 4025042, 10062605, 20125210]

約数ペア:

[(1, 20125210), (2, 10062605), (5, 4025042), (7, 2875030), (10, 2012521), (14, 1437515), (35, 575006), (70, 287503)]