205506740

素因数分解:

$2^2\times 5^1\times {\mathrm{2671}}^1\times {\mathrm{3847}}^1$

素因数の和:6527

約数の個数: 24

約数和(自身を含む): 431837952

約数和(自身を除く): 226331212

約数列:

[1, 2, 4, 5, 10, 20, 2671, 3847, 5342, 7694, 10684, 13355, 15388, 19235, 26710, 38470, 53420, 76940, 10275337, 20550674, 41101348, 51376685, 102753370, 205506740]

約数ペア:

[(1, 205506740), (2, 102753370), (4, 51376685), (5, 41101348), (10, 20550674), (20, 10275337), (2671, 76940), (3847, 53420), (5342, 38470), (7694, 26710), (10684, 19235), (13355, 15388)]