68028820

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{26783}}^1$

素因数の和:26919

約数の個数: 24

約数和(自身を含む): 143990784

約数和(自身を除く): 75961964

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 26783, 53566, 107132, 133915, 267830, 535660, 3401441, 6802882, 13605764, 17007205, 34014410, 68028820]

約数ペア:

[(1, 68028820), (2, 34014410), (4, 17007205), (5, 13605764), (10, 6802882), (20, 3401441), (127, 535660), (254, 267830), (508, 133915), (635, 107132), (1270, 53566), (2540, 26783)]