15124420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10651}}^1$

素因数の和:10731

約数の個数: 24

約数和(自身を含む): 32211648

約数和(自身を除く): 17087228

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 10651, 21302, 42604, 53255, 106510, 213020, 756221, 1512442, 3024884, 3781105, 7562210, 15124420]

約数ペア:

[(1, 15124420), (2, 7562210), (4, 3781105), (5, 3024884), (10, 1512442), (20, 756221), (71, 213020), (142, 106510), (284, 53255), (355, 42604), (710, 21302), (1420, 10651)]