12587840

素因数分解:

$2^6\times 5^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:439

約数の個数: 56

約数和(自身を含む): 30297120

約数和(自身を除く): 17709280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 139, 160, 278, 283, 320, 556, 566, 695, 1112, 1132, 1390, 1415, 2224, 2264, 2780, 2830, 4448, 4528, 5560, 5660, 8896, 9056, 11120, 11320, 18112, 22240, 22640, 39337, 44480, 45280, 78674, 90560, 157348, 196685, 314696, 393370, 629392, 786740, 1258784, 1573480, 2517568, 3146960, 6293920, 12587840]

約数ペア:

[(1, 12587840), (2, 6293920), (4, 3146960), (5, 2517568), (8, 1573480), (10, 1258784), (16, 786740), (20, 629392), (32, 393370), (40, 314696), (64, 196685), (80, 157348), (139, 90560), (160, 78674), (278, 45280), (283, 44480), (320, 39337), (556, 22640), (566, 22240), (695, 18112), (1112, 11320), (1132, 11120), (1390, 9056), (1415, 8896), (2224, 5660), (2264, 5560), (2780, 4528), (2830, 4448)]