8681090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{78919}}^1$

素因数の和:78937

約数の個数: 16

約数和(自身を含む): 17046720

約数和(自身を除く): 8365630

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 78919, 157838, 394595, 789190, 868109, 1736218, 4340545, 8681090]

約数ペア:

[(1, 8681090), (2, 4340545), (5, 1736218), (10, 868109), (11, 789190), (22, 394595), (55, 157838), (110, 78919)]