9970180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45319}}^1$

素因数の和:45339

約数の個数: 24

約数和(自身を含む): 22841280

約数和(自身を除く): 12871100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 45319, 90638, 181276, 226595, 453190, 498509, 906380, 997018, 1994036, 2492545, 4985090, 9970180]

約数ペア:

[(1, 9970180), (2, 4985090), (4, 2492545), (5, 1994036), (10, 997018), (11, 906380), (20, 498509), (22, 453190), (44, 226595), (55, 181276), (110, 90638), (220, 45319)]