78857846780

素因数分解:

$2^2\times 5^1\times {\mathrm{2903}}^1\times {\mathrm{1358213}}^1$

素因数の和:1361125

約数の個数: 24

約数和(自身を含む): 165658645152

約数和(自身を除く): 86800798372

約数列:

[1, 2, 4, 5, 10, 20, 2903, 5806, 11612, 14515, 29030, 58060, 1358213, 2716426, 5432852, 6791065, 13582130, 27164260, 3942892339, 7885784678, 15771569356, 19714461695, 39428923390, 78857846780]

約数ペア:

[(1, 78857846780), (2, 39428923390), (4, 19714461695), (5, 15771569356), (10, 7885784678), (20, 3942892339), (2903, 27164260), (5806, 13582130), (11612, 6791065), (14515, 5432852), (29030, 2716426), (58060, 1358213)]