12968360

素因数分解:

$2^3\times 5^1\times {\mathrm{324209}}^1$

素因数の和:324220

約数の個数: 16

約数和(自身を含む): 29178900

約数和(自身を除く): 16210540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 324209, 648418, 1296836, 1621045, 2593672, 3242090, 6484180, 12968360]

約数ペア:

[(1, 12968360), (2, 6484180), (4, 3242090), (5, 2593672), (8, 1621045), (10, 1296836), (20, 648418), (40, 324209)]