289119340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{850351}}^1$

素因数の和:850377

約数の個数: 24

約数和(自身を含む): 642866112

約数和(自身を除く): 353746772

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 850351, 1700702, 3401404, 4251755, 8503510, 14455967, 17007020, 28911934, 57823868, 72279835, 144559670, 289119340]

約数ペア:

[(1, 289119340), (2, 144559670), (4, 72279835), (5, 57823868), (10, 28911934), (17, 17007020), (20, 14455967), (34, 8503510), (68, 4251755), (85, 3401404), (170, 1700702), (340, 850351)]