20830670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{297581}}^1$

素因数の和:297595

約数の個数: 16

約数和(自身を含む): 42851808

約数和(自身を除く): 22021138

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 297581, 595162, 1487905, 2083067, 2975810, 4166134, 10415335, 20830670]

約数ペア:

[(1, 20830670), (2, 10415335), (5, 4166134), (7, 2975810), (10, 2083067), (14, 1487905), (35, 595162), (70, 297581)]