12944657860

素因数分解:

$2^2\times 5^1\times {\mathrm{2609}}^1\times {\mathrm{248077}}^1$

素因数の和:250695

約数の個数: 24

約数和(自身を含む): 27194310360

約数和(自身を除く): 14249652500

約数列:

[1, 2, 4, 5, 10, 20, 2609, 5218, 10436, 13045, 26090, 52180, 248077, 496154, 992308, 1240385, 2480770, 4961540, 647232893, 1294465786, 2588931572, 3236164465, 6472328930, 12944657860]

約数ペア:

[(1, 12944657860), (2, 6472328930), (4, 3236164465), (5, 2588931572), (10, 1294465786), (20, 647232893), (2609, 4961540), (5218, 2480770), (10436, 1240385), (13045, 992308), (26090, 496154), (52180, 248077)]