188540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{857}}^1$

素因数の和:877

約数の個数: 24

約数和(自身を含む): 432432

約数和(自身を除く): 243892

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 857, 1714, 3428, 4285, 8570, 9427, 17140, 18854, 37708, 47135, 94270, 188540]

約数ペア:

[(1, 188540), (2, 94270), (4, 47135), (5, 37708), (10, 18854), (11, 17140), (20, 9427), (22, 8570), (44, 4285), (55, 3428), (110, 1714), (220, 857)]