90855880

素因数分解:

$2^3\times 5^1\times {\mathrm{2271397}}^1$

素因数の和:2271408

約数の個数: 16

約数和(自身を含む): 204425820

約数和(自身を除く): 113569940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2271397, 4542794, 9085588, 11356985, 18171176, 22713970, 45427940, 90855880]

約数ペア:

[(1, 90855880), (2, 45427940), (4, 22713970), (5, 18171176), (8, 11356985), (10, 9085588), (20, 4542794), (40, 2271397)]