12254140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{14249}}^1$

素因数の和:14301

約数の個数: 24

約数和(自身を含む): 26334000

約数和(自身を除く): 14079860

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 14249, 28498, 56996, 71245, 142490, 284980, 612707, 1225414, 2450828, 3063535, 6127070, 12254140]

約数ペア:

[(1, 12254140), (2, 6127070), (4, 3063535), (5, 2450828), (10, 1225414), (20, 612707), (43, 284980), (86, 142490), (172, 71245), (215, 56996), (430, 28498), (860, 14249)]