386000

素因数分解:

$2^4\times 5^3\times {\mathrm{193}}^1$

素因数の和:216

約数の個数: 40

約数和(自身を含む): 938184

約数和(自身を除く): 552184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 193, 200, 250, 386, 400, 500, 772, 965, 1000, 1544, 1930, 2000, 3088, 3860, 4825, 7720, 9650, 15440, 19300, 24125, 38600, 48250, 77200, 96500, 193000, 386000]

約数ペア:

[(1, 386000), (2, 193000), (4, 96500), (5, 77200), (8, 48250), (10, 38600), (16, 24125), (20, 19300), (25, 15440), (40, 9650), (50, 7720), (80, 4825), (100, 3860), (125, 3088), (193, 2000), (200, 1930), (250, 1544), (386, 1000), (400, 965), (500, 772)]