168104420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{764111}}^1$

素因数の和:764131

約数の個数: 24

約数和(自身を含む): 385112448

約数和(自身を除く): 217008028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 764111, 1528222, 3056444, 3820555, 7641110, 8405221, 15282220, 16810442, 33620884, 42026105, 84052210, 168104420]

約数ペア:

[(1, 168104420), (2, 84052210), (4, 42026105), (5, 33620884), (10, 16810442), (11, 15282220), (20, 8405221), (22, 7641110), (44, 3820555), (55, 3056444), (110, 1528222), (220, 764111)]