42542440

素因数分解:

$2^3\times 5^1\times {\mathrm{1063561}}^1$

素因数の和:1063572

約数の個数: 16

約数和(自身を含む): 95720580

約数和(自身を除く): 53178140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1063561, 2127122, 4254244, 5317805, 8508488, 10635610, 21271220, 42542440]

約数ペア:

[(1, 42542440), (2, 21271220), (4, 10635610), (5, 8508488), (8, 5317805), (10, 4254244), (20, 2127122), (40, 1063561)]