12866000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{919}}^1$

素因数の和:949

約数の個数: 80

約数和(自身を含む): 35592960

約数和(自身を除く): 22726960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 500, 560, 700, 875, 919, 1000, 1400, 1750, 1838, 2000, 2800, 3500, 3676, 4595, 6433, 7000, 7352, 9190, 12866, 14000, 14704, 18380, 22975, 25732, 32165, 36760, 45950, 51464, 64330, 73520, 91900, 102928, 114875, 128660, 160825, 183800, 229750, 257320, 321650, 367600, 459500, 514640, 643300, 804125, 919000, 1286600, 1608250, 1838000, 2573200, 3216500, 6433000, 12866000]

約数ペア:

[(1, 12866000), (2, 6433000), (4, 3216500), (5, 2573200), (7, 1838000), (8, 1608250), (10, 1286600), (14, 919000), (16, 804125), (20, 643300), (25, 514640), (28, 459500), (35, 367600), (40, 321650), (50, 257320), (56, 229750), (70, 183800), (80, 160825), (100, 128660), (112, 114875), (125, 102928), (140, 91900), (175, 73520), (200, 64330), (250, 51464), (280, 45950), (350, 36760), (400, 32165), (500, 25732), (560, 22975), (700, 18380), (875, 14704), (919, 14000), (1000, 12866), (1400, 9190), (1750, 7352), (1838, 7000), (2000, 6433), (2800, 4595), (3500, 3676)]