68372860

素因数分解:

$2^2\times 5^1\times {\mathrm{1549}}^1\times {\mathrm{2207}}^1$

素因数の和:3765

約数の個数: 24

約数和(自身を含む): 143740800

約数和(自身を除く): 75367940

約数列:

[1, 2, 4, 5, 10, 20, 1549, 2207, 3098, 4414, 6196, 7745, 8828, 11035, 15490, 22070, 30980, 44140, 3418643, 6837286, 13674572, 17093215, 34186430, 68372860]

約数ペア:

[(1, 68372860), (2, 34186430), (4, 17093215), (5, 13674572), (10, 6837286), (20, 3418643), (1549, 44140), (2207, 30980), (3098, 22070), (4414, 15490), (6196, 11035), (7745, 8828)]