82220620

素因数分解:

$2^2\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{3919}}^1$

素因数の和:4977

約数の個数: 24

約数和(自身を含む): 172872000

約数和(自身を除く): 90651380

約数列:

[1, 2, 4, 5, 10, 20, 1049, 2098, 3919, 4196, 5245, 7838, 10490, 15676, 19595, 20980, 39190, 78380, 4111031, 8222062, 16444124, 20555155, 41110310, 82220620]

約数ペア:

[(1, 82220620), (2, 41110310), (4, 20555155), (5, 16444124), (10, 8222062), (20, 4111031), (1049, 78380), (2098, 39190), (3919, 20980), (4196, 19595), (5245, 15676), (7838, 10490)]