2690000

素因数分解:

$2^4\times 5^4\times {\mathrm{269}}^1$

素因数の和:297

約数の個数: 50

約数和(自身を含む): 6536970

約数和(自身を除く): 3846970

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 269, 400, 500, 538, 625, 1000, 1076, 1250, 1345, 2000, 2152, 2500, 2690, 4304, 5000, 5380, 6725, 10000, 10760, 13450, 21520, 26900, 33625, 53800, 67250, 107600, 134500, 168125, 269000, 336250, 538000, 672500, 1345000, 2690000]

約数ペア:

[(1, 2690000), (2, 1345000), (4, 672500), (5, 538000), (8, 336250), (10, 269000), (16, 168125), (20, 134500), (25, 107600), (40, 67250), (50, 53800), (80, 33625), (100, 26900), (125, 21520), (200, 13450), (250, 10760), (269, 10000), (400, 6725), (500, 5380), (538, 5000), (625, 4304), (1000, 2690), (1076, 2500), (1250, 2152), (1345, 2000)]