8472700

素因数分解:

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

素因数の和:646

約数の個数: 36

約数和(自身を含む): 18523120

約数和(自身を除く): 10050420

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 193, 386, 439, 772, 878, 965, 1756, 1930, 2195, 3860, 4390, 4825, 8780, 9650, 10975, 19300, 21950, 43900, 84727, 169454, 338908, 423635, 847270, 1694540, 2118175, 4236350, 8472700]

約数ペア:

[(1, 8472700), (2, 4236350), (4, 2118175), (5, 1694540), (10, 847270), (20, 423635), (25, 338908), (50, 169454), (100, 84727), (193, 43900), (386, 21950), (439, 19300), (772, 10975), (878, 9650), (965, 8780), (1756, 4825), (1930, 4390), (2195, 3860)]