31990210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{457003}}^1$

素因数の和:457017

約数の個数: 16

約数和(自身を含む): 65808576

約数和(自身を除く): 33818366

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 457003, 914006, 2285015, 3199021, 4570030, 6398042, 15995105, 31990210]

約数ペア:

[(1, 31990210), (2, 15995105), (5, 6398042), (7, 4570030), (10, 3199021), (14, 2285015), (35, 914006), (70, 457003)]