9888440

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{919}}^1$

素因数の和:1199

約数の個数: 32

約数和(自身を含む): 22356000

約数和(自身を除く): 12467560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 919, 1076, 1345, 1838, 2152, 2690, 3676, 4595, 5380, 7352, 9190, 10760, 18380, 36760, 247211, 494422, 988844, 1236055, 1977688, 2472110, 4944220, 9888440]

約数ペア:

[(1, 9888440), (2, 4944220), (4, 2472110), (5, 1977688), (8, 1236055), (10, 988844), (20, 494422), (40, 247211), (269, 36760), (538, 18380), (919, 10760), (1076, 9190), (1345, 7352), (1838, 5380), (2152, 4595), (2690, 3676)]