2912138680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6618497}}^1$

素因数の和:6618519

約数の個数: 32

約数和(自身を含む): 7147977840

約数和(自身を除く): 4235839160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 6618497, 13236994, 26473988, 33092485, 52947976, 66184970, 72803467, 132369940, 145606934, 264739880, 291213868, 364017335, 582427736, 728034670, 1456069340, 2912138680]

約数ペア:

[(1, 2912138680), (2, 1456069340), (4, 728034670), (5, 582427736), (8, 364017335), (10, 291213868), (11, 264739880), (20, 145606934), (22, 132369940), (40, 72803467), (44, 66184970), (55, 52947976), (88, 33092485), (110, 26473988), (220, 13236994), (440, 6618497)]