342800

素因数分解:

$2^4\times 5^2\times {\mathrm{857}}^1$

素因数の和:875

約数の個数: 30

約数和(自身を含む): 824538

約数和(自身を除く): 481738

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 857, 1714, 3428, 4285, 6856, 8570, 13712, 17140, 21425, 34280, 42850, 68560, 85700, 171400, 342800]

約数ペア:

[(1, 342800), (2, 171400), (4, 85700), (5, 68560), (8, 42850), (10, 34280), (16, 21425), (20, 17140), (25, 13712), (40, 8570), (50, 6856), (80, 4285), (100, 3428), (200, 1714), (400, 857)]