2698900

素因数分解:

$2^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:348

約数の個数: 36

約数和(自身を含む): 5929308

約数和(自身を除く): 3230408

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 137, 197, 274, 394, 548, 685, 788, 985, 1370, 1970, 2740, 3425, 3940, 4925, 6850, 9850, 13700, 19700, 26989, 53978, 107956, 134945, 269890, 539780, 674725, 1349450, 2698900]

約数ペア:

[(1, 2698900), (2, 1349450), (4, 674725), (5, 539780), (10, 269890), (20, 134945), (25, 107956), (50, 53978), (100, 26989), (137, 19700), (197, 13700), (274, 9850), (394, 6850), (548, 4925), (685, 3940), (788, 3425), (985, 2740), (1370, 1970)]