56491280

素因数分解:

$2^4\times 5^1\times {\mathrm{706141}}^1$

素因数の和:706154

約数の個数: 20

約数和(自身を含む): 131342412

約数和(自身を除く): 74851132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 706141, 1412282, 2824564, 3530705, 5649128, 7061410, 11298256, 14122820, 28245640, 56491280]

約数ペア:

[(1, 56491280), (2, 28245640), (4, 14122820), (5, 11298256), (8, 7061410), (10, 5649128), (16, 3530705), (20, 2824564), (40, 1412282), (80, 706141)]