16945400

素因数分解:

$2^3\times 5^2\times {\mathrm{193}}^1\times {\mathrm{439}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 39692400

約数和(自身を除く): 22747000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 193, 200, 386, 439, 772, 878, 965, 1544, 1756, 1930, 2195, 3512, 3860, 4390, 4825, 7720, 8780, 9650, 10975, 17560, 19300, 21950, 38600, 43900, 84727, 87800, 169454, 338908, 423635, 677816, 847270, 1694540, 2118175, 3389080, 4236350, 8472700, 16945400]

約数ペア:

[(1, 16945400), (2, 8472700), (4, 4236350), (5, 3389080), (8, 2118175), (10, 1694540), (20, 847270), (25, 677816), (40, 423635), (50, 338908), (100, 169454), (193, 87800), (200, 84727), (386, 43900), (439, 38600), (772, 21950), (878, 19300), (965, 17560), (1544, 10975), (1756, 9650), (1930, 8780), (2195, 7720), (3512, 4825), (3860, 4390)]