54047920

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7591}}^1$

素因数の和:7693

約数の個数: 40

約数和(自身を含む): 127090080

約数和(自身を除く): 73042160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 7591, 15182, 30364, 37955, 60728, 75910, 121456, 151820, 303640, 607280, 675599, 1351198, 2702396, 3377995, 5404792, 6755990, 10809584, 13511980, 27023960, 54047920]

約数ペア:

[(1, 54047920), (2, 27023960), (4, 13511980), (5, 10809584), (8, 6755990), (10, 5404792), (16, 3377995), (20, 2702396), (40, 1351198), (80, 675599), (89, 607280), (178, 303640), (356, 151820), (445, 121456), (712, 75910), (890, 60728), (1424, 37955), (1780, 30364), (3560, 15182), (7120, 7591)]