12759740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{91141}}^1$

素因数の和:91157

約数の個数: 24

約数和(自身を含む): 30623712

約数和(自身を除く): 17863972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 91141, 182282, 364564, 455705, 637987, 911410, 1275974, 1822820, 2551948, 3189935, 6379870, 12759740]

約数ペア:

[(1, 12759740), (2, 6379870), (4, 3189935), (5, 2551948), (7, 1822820), (10, 1275974), (14, 911410), (20, 637987), (28, 455705), (35, 364564), (70, 182282), (140, 91141)]