43840640

素因数分解:

$2^7\times 5^1\times {\mathrm{68501}}^1$

素因数の和:68520

約数の個数: 32

約数和(自身を含む): 104808060

約数和(自身を除く): 60967420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 68501, 137002, 274004, 342505, 548008, 685010, 1096016, 1370020, 2192032, 2740040, 4384064, 5480080, 8768128, 10960160, 21920320, 43840640]

約数ペア:

[(1, 43840640), (2, 21920320), (4, 10960160), (5, 8768128), (8, 5480080), (10, 4384064), (16, 2740040), (20, 2192032), (32, 1370020), (40, 1096016), (64, 685010), (80, 548008), (128, 342505), (160, 274004), (320, 137002), (640, 68501)]