56557547120

素因数分解:

$2^4\times 5^1\times {\mathrm{706969339}}^1$

素因数の和:706969352

約数の個数: 20

約数和(自身を含む): 131496297240

約数和(自身を除く): 74938750120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 706969339, 1413938678, 2827877356, 3534846695, 5655754712, 7069693390, 11311509424, 14139386780, 28278773560, 56557547120]

約数ペア:

[(1, 56557547120), (2, 28278773560), (4, 14139386780), (5, 11311509424), (8, 7069693390), (10, 5655754712), (16, 3534846695), (20, 2827877356), (40, 1413938678), (80, 706969339)]