9729253640

素因数分解:

$2^3\times 5^1\times {\mathrm{5443}}^1\times {\mathrm{44687}}^1$

素因数の和:50141

約数の個数: 32

約数和(自身を含む): 21895332480

約数和(自身を除く): 12166078840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5443, 10886, 21772, 27215, 43544, 44687, 54430, 89374, 108860, 178748, 217720, 223435, 357496, 446870, 893740, 1787480, 243231341, 486462682, 972925364, 1216156705, 1945850728, 2432313410, 4864626820, 9729253640]

約数ペア:

[(1, 9729253640), (2, 4864626820), (4, 2432313410), (5, 1945850728), (8, 1216156705), (10, 972925364), (20, 486462682), (40, 243231341), (5443, 1787480), (10886, 893740), (21772, 446870), (27215, 357496), (43544, 223435), (44687, 217720), (54430, 178748), (89374, 108860)]