212714920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{483443}}^1$

素因数の和:483465

約数の個数: 32

約数和(自身を含む): 522119520

約数和(自身を除く): 309404600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 483443, 966886, 1933772, 2417215, 3867544, 4834430, 5317873, 9668860, 10635746, 19337720, 21271492, 26589365, 42542984, 53178730, 106357460, 212714920]

約数ペア:

[(1, 212714920), (2, 106357460), (4, 53178730), (5, 42542984), (8, 26589365), (10, 21271492), (11, 19337720), (20, 10635746), (22, 9668860), (40, 5317873), (44, 4834430), (55, 3867544), (88, 2417215), (110, 1933772), (220, 966886), (440, 483443)]