2019773800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{918079}}^1$

素因数の和:918106

約数の個数: 48

約数和(自身を含む): 5122886400

約数和(自身を除く): 3103112600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 918079, 1836158, 3672316, 4590395, 7344632, 9180790, 10098869, 18361580, 20197738, 22951975, 36723160, 40395476, 45903950, 50494345, 80790952, 91807900, 100988690, 183615800, 201977380, 252471725, 403954760, 504943450, 1009886900, 2019773800]

約数ペア:

[(1, 2019773800), (2, 1009886900), (4, 504943450), (5, 403954760), (8, 252471725), (10, 201977380), (11, 183615800), (20, 100988690), (22, 91807900), (25, 80790952), (40, 50494345), (44, 45903950), (50, 40395476), (55, 36723160), (88, 22951975), (100, 20197738), (110, 18361580), (200, 10098869), (220, 9180790), (275, 7344632), (440, 4590395), (550, 3672316), (1100, 1836158), (2200, 918079)]