2840090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{25819}}^1$

素因数の和:25837

約数の個数: 16

約数和(自身を含む): 5577120

約数和(自身を除く): 2737030

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 25819, 51638, 129095, 258190, 284009, 568018, 1420045, 2840090]

約数ペア:

[(1, 2840090), (2, 1420045), (5, 568018), (10, 284009), (11, 258190), (22, 129095), (55, 51638), (110, 25819)]