31205210

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{43951}}^1$

素因数の和:44029

約数の個数: 16

約数和(自身を含む): 56961792

約数和(自身を除く): 25756582

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 43951, 87902, 219755, 439510, 3120521, 6241042, 15602605, 31205210]

約数ペア:

[(1, 31205210), (2, 15602605), (5, 6241042), (10, 3120521), (71, 439510), (142, 219755), (355, 87902), (710, 43951)]