7967480

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1433}}^1$

素因数の和:1583

約数の個数: 32

約数和(自身を含む): 18068400

約数和(自身を除く): 10100920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 1433, 2780, 2866, 5560, 5732, 7165, 11464, 14330, 28660, 57320, 199187, 398374, 796748, 995935, 1593496, 1991870, 3983740, 7967480]

約数ペア:

[(1, 7967480), (2, 3983740), (4, 1991870), (5, 1593496), (8, 995935), (10, 796748), (20, 398374), (40, 199187), (139, 57320), (278, 28660), (556, 14330), (695, 11464), (1112, 7165), (1390, 5732), (1433, 5560), (2780, 2866)]