12718660

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{2777}}^1$

素因数の和:3015

約数の個数: 24

約数和(自身を含む): 26835480

約数和(自身を除く): 14116820

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 2777, 4580, 5554, 11108, 13885, 27770, 55540, 635933, 1271866, 2543732, 3179665, 6359330, 12718660]

約数ペア:

[(1, 12718660), (2, 6359330), (4, 3179665), (5, 2543732), (10, 1271866), (20, 635933), (229, 55540), (458, 27770), (916, 13885), (1145, 11108), (2290, 5554), (2777, 4580)]