20264880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{84437}}^1$

素因数の和:84453

約数の個数: 40

約数和(自身を含む): 62821872

約数和(自身を除く): 42556992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 84437, 168874, 253311, 337748, 422185, 506622, 675496, 844370, 1013244, 1266555, 1350992, 1688740, 2026488, 2533110, 3377480, 4052976, 5066220, 6754960, 10132440, 20264880]

約数ペア:

[(1, 20264880), (2, 10132440), (3, 6754960), (4, 5066220), (5, 4052976), (6, 3377480), (8, 2533110), (10, 2026488), (12, 1688740), (15, 1350992), (16, 1266555), (20, 1013244), (24, 844370), (30, 675496), (40, 506622), (48, 422185), (60, 337748), (80, 253311), (120, 168874), (240, 84437)]