2438600

素因数分解:

$2^3\times 5^2\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 5775300

約数和(自身を除く): 3336700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 89, 100, 137, 178, 200, 274, 356, 445, 548, 685, 712, 890, 1096, 1370, 1780, 2225, 2740, 3425, 3560, 4450, 5480, 6850, 8900, 12193, 13700, 17800, 24386, 27400, 48772, 60965, 97544, 121930, 243860, 304825, 487720, 609650, 1219300, 2438600]

約数ペア:

[(1, 2438600), (2, 1219300), (4, 609650), (5, 487720), (8, 304825), (10, 243860), (20, 121930), (25, 97544), (40, 60965), (50, 48772), (89, 27400), (100, 24386), (137, 17800), (178, 13700), (200, 12193), (274, 8900), (356, 6850), (445, 5480), (548, 4450), (685, 3560), (712, 3425), (890, 2740), (1096, 2225), (1370, 1780)]