12746960

素因数分解:

$2^4\times 5^1\times {\mathrm{159337}}^1$

素因数の和:159350

約数の個数: 20

約数和(自身を含む): 29636868

約数和(自身を除く): 16889908

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 159337, 318674, 637348, 796685, 1274696, 1593370, 2549392, 3186740, 6373480, 12746960]

約数ペア:

[(1, 12746960), (2, 6373480), (4, 3186740), (5, 2549392), (8, 1593370), (10, 1274696), (16, 796685), (20, 637348), (40, 318674), (80, 159337)]