22641940

素因数分解:

$2^2\times 5^1\times {\mathrm{857}}^1\times {\mathrm{1321}}^1$

素因数の和:2187

約数の個数: 24

約数和(自身を含む): 47639592

約数和(自身を除く): 24997652

約数列:

[1, 2, 4, 5, 10, 20, 857, 1321, 1714, 2642, 3428, 4285, 5284, 6605, 8570, 13210, 17140, 26420, 1132097, 2264194, 4528388, 5660485, 11320970, 22641940]

約数ペア:

[(1, 22641940), (2, 11320970), (4, 5660485), (5, 4528388), (10, 2264194), (20, 1132097), (857, 26420), (1321, 17140), (1714, 13210), (2642, 8570), (3428, 6605), (4285, 5284)]