2189140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4759}}^1$

素因数の和:4791

約数の個数: 24

約数和(自身を含む): 4798080

約数和(自身を除く): 2608940

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 4759, 9518, 19036, 23795, 47590, 95180, 109457, 218914, 437828, 547285, 1094570, 2189140]

約数ペア:

[(1, 2189140), (2, 1094570), (4, 547285), (5, 437828), (10, 218914), (20, 109457), (23, 95180), (46, 47590), (92, 23795), (115, 19036), (230, 9518), (460, 4759)]