68774480

素因数分解:

$2^4\times 5^1\times {\mathrm{859681}}^1$

素因数の和:859694

約数の個数: 20

約数和(自身を含む): 159900852

約数和(自身を除く): 91126372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 859681, 1719362, 3438724, 4298405, 6877448, 8596810, 13754896, 17193620, 34387240, 68774480]

約数ペア:

[(1, 68774480), (2, 34387240), (4, 17193620), (5, 13754896), (8, 8596810), (10, 6877448), (16, 4298405), (20, 3438724), (40, 1719362), (80, 859681)]