2168540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9857}}^1$

素因数の和:9877

約数の個数: 24

約数和(自身を含む): 4968432

約数和(自身を除く): 2799892

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9857, 19714, 39428, 49285, 98570, 108427, 197140, 216854, 433708, 542135, 1084270, 2168540]

約数ペア:

[(1, 2168540), (2, 1084270), (4, 542135), (5, 433708), (10, 216854), (11, 197140), (20, 108427), (22, 98570), (44, 49285), (55, 39428), (110, 19714), (220, 9857)]