1808462920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4110143}}^1$

素因数の和:4110165

約数の個数: 32

約数和(自身を含む): 4438955520

約数和(自身を除く): 2630492600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4110143, 8220286, 16440572, 20550715, 32881144, 41101430, 45211573, 82202860, 90423146, 164405720, 180846292, 226057865, 361692584, 452115730, 904231460, 1808462920]

約数ペア:

[(1, 1808462920), (2, 904231460), (4, 452115730), (5, 361692584), (8, 226057865), (10, 180846292), (11, 164405720), (20, 90423146), (22, 82202860), (40, 45211573), (44, 41101430), (55, 32881144), (88, 20550715), (110, 16440572), (220, 8220286), (440, 4110143)]