13819880

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{7351}}^1$

素因数の和:7409

約数の個数: 32

約数和(自身を含む): 31760640

約数和(自身を除く): 17940760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 7351, 14702, 29404, 36755, 58808, 73510, 147020, 294040, 345497, 690994, 1381988, 1727485, 2763976, 3454970, 6909940, 13819880]

約数ペア:

[(1, 13819880), (2, 6909940), (4, 3454970), (5, 2763976), (8, 1727485), (10, 1381988), (20, 690994), (40, 345497), (47, 294040), (94, 147020), (188, 73510), (235, 58808), (376, 36755), (470, 29404), (940, 14702), (1880, 7351)]