208035740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{6803}}^1$

素因数の和:6962

約数の個数: 48

約数和(自身を含む): 480090240

約数和(自身を除く): 272054500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 1390, 1529, 2780, 3058, 6116, 6803, 7645, 13606, 15290, 27212, 30580, 34015, 68030, 74833, 136060, 149666, 299332, 374165, 748330, 945617, 1496660, 1891234, 3782468, 4728085, 9456170, 10401787, 18912340, 20803574, 41607148, 52008935, 104017870, 208035740]

約数ペア:

[(1, 208035740), (2, 104017870), (4, 52008935), (5, 41607148), (10, 20803574), (11, 18912340), (20, 10401787), (22, 9456170), (44, 4728085), (55, 3782468), (110, 1891234), (139, 1496660), (220, 945617), (278, 748330), (556, 374165), (695, 299332), (1390, 149666), (1529, 136060), (2780, 74833), (3058, 68030), (6116, 34015), (6803, 30580), (7645, 27212), (13606, 15290)]