1000896640

素因数分解:

$2^7\times 5^1\times {\mathrm{1563901}}^1$

素因数の和:1563920

約数の個数: 32

約数和(自身を含む): 2392770060

約数和(自身を除く): 1391873420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1563901, 3127802, 6255604, 7819505, 12511208, 15639010, 25022416, 31278020, 50044832, 62556040, 100089664, 125112080, 200179328, 250224160, 500448320, 1000896640]

約数ペア:

[(1, 1000896640), (2, 500448320), (4, 250224160), (5, 200179328), (8, 125112080), (10, 100089664), (16, 62556040), (20, 50044832), (32, 31278020), (40, 25022416), (64, 15639010), (80, 12511208), (128, 7819505), (160, 6255604), (320, 3127802), (640, 1563901)]