83890640

素因数分解:

$2^4\times 5^1\times {\mathrm{1048633}}^1$

素因数の和:1048646

約数の個数: 20

約数和(自身を含む): 195045924

約数和(自身を除く): 111155284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1048633, 2097266, 4194532, 5243165, 8389064, 10486330, 16778128, 20972660, 41945320, 83890640]

約数ペア:

[(1, 83890640), (2, 41945320), (4, 20972660), (5, 16778128), (8, 10486330), (10, 8389064), (16, 5243165), (20, 4194532), (40, 2097266), (80, 1048633)]