12908080

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3433}}^1$

素因数の和:3493

約数の個数: 40

約数和(自身を含む): 30658752

約数和(自身を除く): 17750672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3433, 3760, 6866, 13732, 17165, 27464, 34330, 54928, 68660, 137320, 161351, 274640, 322702, 645404, 806755, 1290808, 1613510, 2581616, 3227020, 6454040, 12908080]

約数ペア:

[(1, 12908080), (2, 6454040), (4, 3227020), (5, 2581616), (8, 1613510), (10, 1290808), (16, 806755), (20, 645404), (40, 322702), (47, 274640), (80, 161351), (94, 137320), (188, 68660), (235, 54928), (376, 34330), (470, 27464), (752, 17165), (940, 13732), (1880, 6866), (3433, 3760)]