68509540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{311407}}^1$

素因数の和:311427

約数の個数: 24

約数和(自身を含む): 156949632

約数和(自身を除く): 88440092

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 311407, 622814, 1245628, 1557035, 3114070, 3425477, 6228140, 6850954, 13701908, 17127385, 34254770, 68509540]

約数ペア:

[(1, 68509540), (2, 34254770), (4, 17127385), (5, 13701908), (10, 6850954), (11, 6228140), (20, 3425477), (22, 3114070), (44, 1557035), (55, 1245628), (110, 622814), (220, 311407)]