425069260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{276019}}^1$

素因数の和:276046

約数の個数: 48

約数和(自身を含む): 1112912640

約数和(自身を除く): 687843380

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 276019, 552038, 1104076, 1380095, 1932133, 2760190, 3036209, 3864266, 5520380, 6072418, 7728532, 9660665, 12144836, 15181045, 19321330, 21253463, 30362090, 38642660, 42506926, 60724180, 85013852, 106267315, 212534630, 425069260]

約数ペア:

[(1, 425069260), (2, 212534630), (4, 106267315), (5, 85013852), (7, 60724180), (10, 42506926), (11, 38642660), (14, 30362090), (20, 21253463), (22, 19321330), (28, 15181045), (35, 12144836), (44, 9660665), (55, 7728532), (70, 6072418), (77, 5520380), (110, 3864266), (140, 3036209), (154, 2760190), (220, 1932133), (308, 1380095), (385, 1104076), (770, 552038), (1540, 276019)]