214319920

素因数分解:

$2^4\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{2549}}^1$

素因数の和:3613

約数の個数: 40

約数和(自身を含む): 498963600

約数和(自身を除く): 284643680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1051, 2102, 2549, 4204, 5098, 5255, 8408, 10196, 10510, 12745, 16816, 20392, 21020, 25490, 40784, 42040, 50980, 84080, 101960, 203920, 2678999, 5357998, 10715996, 13394995, 21431992, 26789990, 42863984, 53579980, 107159960, 214319920]

約数ペア:

[(1, 214319920), (2, 107159960), (4, 53579980), (5, 42863984), (8, 26789990), (10, 21431992), (16, 13394995), (20, 10715996), (40, 5357998), (80, 2678999), (1051, 203920), (2102, 101960), (2549, 84080), (4204, 50980), (5098, 42040), (5255, 40784), (8408, 25490), (10196, 21020), (10510, 20392), (12745, 16816)]