67688680

素因数分解:

$2^3\times 5^1\times {\mathrm{1692217}}^1$

素因数の和:1692228

約数の個数: 16

約数和(自身を含む): 152299620

約数和(自身を除く): 84610940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1692217, 3384434, 6768868, 8461085, 13537736, 16922170, 33844340, 67688680]

約数ペア:

[(1, 67688680), (2, 33844340), (4, 16922170), (5, 13537736), (8, 8461085), (10, 6768868), (20, 3384434), (40, 1692217)]