54031820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{142189}}^1$

素因数の和:142217

約数の個数: 24

約数和(自身を含む): 119439600

約数和(自身を除く): 65407780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 142189, 284378, 568756, 710945, 1421890, 2701591, 2843780, 5403182, 10806364, 13507955, 27015910, 54031820]

約数ペア:

[(1, 54031820), (2, 27015910), (4, 13507955), (5, 10806364), (10, 5403182), (19, 2843780), (20, 2701591), (38, 1421890), (76, 710945), (95, 568756), (190, 284378), (380, 142189)]