26820080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1019}}^1$

素因数の和:1086

約数の個数: 80

約数和(自身を含む): 72852480

約数和(自身を除く): 46032400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 470, 560, 658, 752, 940, 1019, 1316, 1645, 1880, 2038, 2632, 3290, 3760, 4076, 5095, 5264, 6580, 7133, 8152, 10190, 13160, 14266, 16304, 20380, 26320, 28532, 35665, 40760, 47893, 57064, 71330, 81520, 95786, 114128, 142660, 191572, 239465, 285320, 335251, 383144, 478930, 570640, 670502, 766288, 957860, 1341004, 1676255, 1915720, 2682008, 3352510, 3831440, 5364016, 6705020, 13410040, 26820080]

約数ペア:

[(1, 26820080), (2, 13410040), (4, 6705020), (5, 5364016), (7, 3831440), (8, 3352510), (10, 2682008), (14, 1915720), (16, 1676255), (20, 1341004), (28, 957860), (35, 766288), (40, 670502), (47, 570640), (56, 478930), (70, 383144), (80, 335251), (94, 285320), (112, 239465), (140, 191572), (188, 142660), (235, 114128), (280, 95786), (329, 81520), (376, 71330), (470, 57064), (560, 47893), (658, 40760), (752, 35665), (940, 28532), (1019, 26320), (1316, 20380), (1645, 16304), (1880, 14266), (2038, 13160), (2632, 10190), (3290, 8152), (3760, 7133), (4076, 6580), (5095, 5264)]