84655940

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{38833}}^1$

素因数の和:38951

約数の個数: 24

約数和(自身を含む): 179413080

約数和(自身を除く): 94757140

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 38833, 77666, 155332, 194165, 388330, 776660, 4232797, 8465594, 16931188, 21163985, 42327970, 84655940]

約数ペア:

[(1, 84655940), (2, 42327970), (4, 21163985), (5, 16931188), (10, 8465594), (20, 4232797), (109, 776660), (218, 388330), (436, 194165), (545, 155332), (1090, 77666), (2180, 38833)]