1995486080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2111}}^1$

素因数の和:2348

約数の個数: 128

約数和(自身を含む): 5480386560

約数和(自身を除く): 3484900480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 211, 224, 280, 320, 422, 448, 560, 640, 844, 896, 1055, 1120, 1477, 1688, 2110, 2111, 2240, 2954, 3376, 4220, 4222, 4480, 5908, 6752, 7385, 8440, 8444, 10555, 11816, 13504, 14770, 14777, 16880, 16888, 21110, 23632, 27008, 29540, 29554, 33760, 33776, 42220, 47264, 59080, 59108, 67520, 67552, 73885, 84440, 94528, 118160, 118216, 135040, 135104, 147770, 168880, 189056, 236320, 236432, 270208, 295540, 337760, 445421, 472640, 472864, 591080, 675520, 890842, 945280, 945728, 1182160, 1351040, 1781684, 1891456, 2227105, 2364320, 3117947, 3563368, 4454210, 4728640, 6235894, 7126736, 8908420, 9457280, 12471788, 14253472, 15589735, 17816840, 24943576, 28506944, 31179470, 35633680, 49887152, 57013888, 62358940, 71267360, 99774304, 124717880, 142534720, 199548608, 249435760, 285069440, 399097216, 498871520, 997743040, 1995486080]

約数ペア:

[(1, 1995486080), (2, 997743040), (4, 498871520), (5, 399097216), (7, 285069440), (8, 249435760), (10, 199548608), (14, 142534720), (16, 124717880), (20, 99774304), (28, 71267360), (32, 62358940), (35, 57013888), (40, 49887152), (56, 35633680), (64, 31179470), (70, 28506944), (80, 24943576), (112, 17816840), (128, 15589735), (140, 14253472), (160, 12471788), (211, 9457280), (224, 8908420), (280, 7126736), (320, 6235894), (422, 4728640), (448, 4454210), (560, 3563368), (640, 3117947), (844, 2364320), (896, 2227105), (1055, 1891456), (1120, 1781684), (1477, 1351040), (1688, 1182160), (2110, 945728), (2111, 945280), (2240, 890842), (2954, 675520), (3376, 591080), (4220, 472864), (4222, 472640), (4480, 445421), (5908, 337760), (6752, 295540), (7385, 270208), (8440, 236432), (8444, 236320), (10555, 189056), (11816, 168880), (13504, 147770), (14770, 135104), (14777, 135040), (16880, 118216), (16888, 118160), (21110, 94528), (23632, 84440), (27008, 73885), (29540, 67552), (29554, 67520), (33760, 59108), (33776, 59080), (42220, 47264)]