61942640

素因数分解:

$2^4\times 5^1\times {\mathrm{774283}}^1$

素因数の和:774296

約数の個数: 20

約数和(自身を含む): 144016824

約数和(自身を除く): 82074184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 774283, 1548566, 3097132, 3871415, 6194264, 7742830, 12388528, 15485660, 30971320, 61942640]

約数ペア:

[(1, 61942640), (2, 30971320), (4, 15485660), (5, 12388528), (8, 7742830), (10, 6194264), (16, 3871415), (20, 3097132), (40, 1548566), (80, 774283)]