12656580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{210943}}^1$

素因数の和:210955

約数の個数: 24

約数和(自身を含む): 35438592

約数和(自身を除く): 22782012

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 210943, 421886, 632829, 843772, 1054715, 1265658, 2109430, 2531316, 3164145, 4218860, 6328290, 12656580]

約数ペア:

[(1, 12656580), (2, 6328290), (3, 4218860), (4, 3164145), (5, 2531316), (6, 2109430), (10, 1265658), (12, 1054715), (15, 843772), (20, 632829), (30, 421886), (60, 210943)]