68021860

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{10729}}^1$

素因数の和:11055

約数の個数: 24

約数和(自身を含む): 143309880

約数和(自身を除く): 75288020

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 3170, 6340, 10729, 21458, 42916, 53645, 107290, 214580, 3401093, 6802186, 13604372, 17005465, 34010930, 68021860]

約数ペア:

[(1, 68021860), (2, 34010930), (4, 17005465), (5, 13604372), (10, 6802186), (20, 3401093), (317, 214580), (634, 107290), (1268, 53645), (1585, 42916), (3170, 21458), (6340, 10729)]