53927480

素因数分解:

$2^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{3863}}^1$

素因数の和:4223

約数の個数: 32

約数和(自身を含む): 121716000

約数和(自身を除く): 67788520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 349, 698, 1396, 1745, 2792, 3490, 3863, 6980, 7726, 13960, 15452, 19315, 30904, 38630, 77260, 154520, 1348187, 2696374, 5392748, 6740935, 10785496, 13481870, 26963740, 53927480]

約数ペア:

[(1, 53927480), (2, 26963740), (4, 13481870), (5, 10785496), (8, 6740935), (10, 5392748), (20, 2696374), (40, 1348187), (349, 154520), (698, 77260), (1396, 38630), (1745, 30904), (2792, 19315), (3490, 15452), (3863, 13960), (6980, 7726)]