12915580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37987}}^1$

素因数の和:38013

約数の個数: 24

約数和(自身を含む): 28718928

約数和(自身を除く): 15803348

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 37987, 75974, 151948, 189935, 379870, 645779, 759740, 1291558, 2583116, 3228895, 6457790, 12915580]

約数ペア:

[(1, 12915580), (2, 6457790), (4, 3228895), (5, 2583116), (10, 1291558), (17, 759740), (20, 645779), (34, 379870), (68, 189935), (85, 151948), (170, 75974), (340, 37987)]