67918180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2221}}^1$

素因数の和:2380

約数の個数: 48

約数和(自身を含む): 156784320

約数和(自身を除く): 88866140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 1390, 1529, 2221, 2780, 3058, 4442, 6116, 7645, 8884, 11105, 15290, 22210, 24431, 30580, 44420, 48862, 97724, 122155, 244310, 308719, 488620, 617438, 1234876, 1543595, 3087190, 3395909, 6174380, 6791818, 13583636, 16979545, 33959090, 67918180]

約数ペア:

[(1, 67918180), (2, 33959090), (4, 16979545), (5, 13583636), (10, 6791818), (11, 6174380), (20, 3395909), (22, 3087190), (44, 1543595), (55, 1234876), (110, 617438), (139, 488620), (220, 308719), (278, 244310), (556, 122155), (695, 97724), (1390, 48862), (1529, 44420), (2221, 30580), (2780, 24431), (3058, 22210), (4442, 15290), (6116, 11105), (7645, 8884)]