2842180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12919}}^1$

素因数の和:12939

約数の個数: 24

約数和(自身を含む): 6511680

約数和(自身を除く): 3669500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 12919, 25838, 51676, 64595, 129190, 142109, 258380, 284218, 568436, 710545, 1421090, 2842180]

約数ペア:

[(1, 2842180), (2, 1421090), (4, 710545), (5, 568436), (10, 284218), (11, 258380), (20, 142109), (22, 129190), (44, 64595), (55, 51676), (110, 25838), (220, 12919)]