81022060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{578729}}^1$

素因数の和:578745

約数の個数: 24

約数和(自身を含む): 194453280

約数和(自身を除く): 113431220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 578729, 1157458, 2314916, 2893645, 4051103, 5787290, 8102206, 11574580, 16204412, 20255515, 40511030, 81022060]

約数ペア:

[(1, 81022060), (2, 40511030), (4, 20255515), (5, 16204412), (7, 11574580), (10, 8102206), (14, 5787290), (20, 4051103), (28, 2893645), (35, 2314916), (70, 1157458), (140, 578729)]