55712840

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{4133}}^1$

素因数の和:4481

約数の個数: 32

約数和(自身を含む): 125756280

約数和(自身を除く): 70043440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1348, 1685, 2696, 3370, 4133, 6740, 8266, 13480, 16532, 20665, 33064, 41330, 82660, 165320, 1392821, 2785642, 5571284, 6964105, 11142568, 13928210, 27856420, 55712840]

約数ペア:

[(1, 55712840), (2, 27856420), (4, 13928210), (5, 11142568), (8, 6964105), (10, 5571284), (20, 2785642), (40, 1392821), (337, 165320), (674, 82660), (1348, 41330), (1685, 33064), (2696, 20665), (3370, 16532), (4133, 13480), (6740, 8266)]