28910090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{262819}}^1$

素因数の和:262837

約数の個数: 16

約数和(自身を含む): 56769120

約数和(自身を除く): 27859030

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 262819, 525638, 1314095, 2628190, 2891009, 5782018, 14455045, 28910090]

約数ペア:

[(1, 28910090), (2, 14455045), (5, 5782018), (10, 2891009), (11, 2628190), (22, 1314095), (55, 525638), (110, 262819)]