1089260

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{509}}^1$

素因数の和:625

約数の個数: 24

約数和(自身を含む): 2313360

約数和(自身を除く): 1224100

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 509, 535, 1018, 1070, 2036, 2140, 2545, 5090, 10180, 54463, 108926, 217852, 272315, 544630, 1089260]

約数ペア:

[(1, 1089260), (2, 544630), (4, 272315), (5, 217852), (10, 108926), (20, 54463), (107, 10180), (214, 5090), (428, 2545), (509, 2140), (535, 2036), (1018, 1070)]