20284670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1601}}^1$

素因数の和:1796

約数の個数: 32

約数和(自身を含む): 41985216

約数和(自身を除く): 21700546

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 181, 362, 905, 1267, 1601, 1810, 2534, 3202, 6335, 8005, 11207, 12670, 16010, 22414, 56035, 112070, 289781, 579562, 1448905, 2028467, 2897810, 4056934, 10142335, 20284670]

約数ペア:

[(1, 20284670), (2, 10142335), (5, 4056934), (7, 2897810), (10, 2028467), (14, 1448905), (35, 579562), (70, 289781), (181, 112070), (362, 56035), (905, 22414), (1267, 16010), (1601, 12670), (1810, 11207), (2534, 8005), (3202, 6335)]