15934960

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1433}}^1$

素因数の和:1585

約数の個数: 40

約数和(自身を含む): 37341360

約数和(自身を除く): 21406400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 1433, 2224, 2780, 2866, 5560, 5732, 7165, 11120, 11464, 14330, 22928, 28660, 57320, 114640, 199187, 398374, 796748, 995935, 1593496, 1991870, 3186992, 3983740, 7967480, 15934960]

約数ペア:

[(1, 15934960), (2, 7967480), (4, 3983740), (5, 3186992), (8, 1991870), (10, 1593496), (16, 995935), (20, 796748), (40, 398374), (80, 199187), (139, 114640), (278, 57320), (556, 28660), (695, 22928), (1112, 14330), (1390, 11464), (1433, 11120), (2224, 7165), (2780, 5732), (2866, 5560)]