12663680

素因数分解:

$2^7\times 5^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:487

約数の個数: 64

約数和(自身を含む): 30991680

約数和(自身を除く): 18328000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 320, 376, 421, 470, 640, 752, 842, 940, 1504, 1684, 1880, 2105, 3008, 3368, 3760, 4210, 6016, 6736, 7520, 8420, 13472, 15040, 16840, 19787, 26944, 30080, 33680, 39574, 53888, 67360, 79148, 98935, 134720, 158296, 197870, 269440, 316592, 395740, 633184, 791480, 1266368, 1582960, 2532736, 3165920, 6331840, 12663680]

約数ペア:

[(1, 12663680), (2, 6331840), (4, 3165920), (5, 2532736), (8, 1582960), (10, 1266368), (16, 791480), (20, 633184), (32, 395740), (40, 316592), (47, 269440), (64, 197870), (80, 158296), (94, 134720), (128, 98935), (160, 79148), (188, 67360), (235, 53888), (320, 39574), (376, 33680), (421, 30080), (470, 26944), (640, 19787), (752, 16840), (842, 15040), (940, 13472), (1504, 8420), (1684, 7520), (1880, 6736), (2105, 6016), (3008, 4210), (3368, 3760)]