42802040

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{3863}}^1$

素因数の和:4151

約数の個数: 32

約数和(自身を含む): 96677280

約数和(自身を除く): 53875240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 2216, 2770, 3863, 5540, 7726, 11080, 15452, 19315, 30904, 38630, 77260, 154520, 1070051, 2140102, 4280204, 5350255, 8560408, 10700510, 21401020, 42802040]

約数ペア:

[(1, 42802040), (2, 21401020), (4, 10700510), (5, 8560408), (8, 5350255), (10, 4280204), (20, 2140102), (40, 1070051), (277, 154520), (554, 77260), (1108, 38630), (1385, 30904), (2216, 19315), (2770, 15452), (3863, 11080), (5540, 7726)]