40571660

素因数分解:

$2^2\times 5^1\times {\mathrm{1187}}^1\times {\mathrm{1709}}^1$

素因数の和:2905

約数の個数: 24

約数和(自身を含む): 85322160

約数和(自身を除く): 44750500

約数列:

[1, 2, 4, 5, 10, 20, 1187, 1709, 2374, 3418, 4748, 5935, 6836, 8545, 11870, 17090, 23740, 34180, 2028583, 4057166, 8114332, 10142915, 20285830, 40571660]

約数ペア:

[(1, 40571660), (2, 20285830), (4, 10142915), (5, 8114332), (10, 4057166), (20, 2028583), (1187, 34180), (1709, 23740), (2374, 17090), (3418, 11870), (4748, 8545), (5935, 6836)]