13144420

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1151}}^1$

素因数の和:1731

約数の個数: 24

約数和(自身を含む): 27675648

約数和(自身を除く): 14531228

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 1151, 2284, 2302, 2855, 4604, 5710, 5755, 11420, 11510, 23020, 657221, 1314442, 2628884, 3286105, 6572210, 13144420]

約数ペア:

[(1, 13144420), (2, 6572210), (4, 3286105), (5, 2628884), (10, 1314442), (20, 657221), (571, 23020), (1142, 11510), (1151, 11420), (2284, 5755), (2302, 5710), (2855, 4604)]