39977000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{5711}}^1$

素因数の和:5739

約数の個数: 64

約数和(自身を含む): 106928640

約数和(自身を除く): 66951640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 700, 875, 1000, 1400, 1750, 3500, 5711, 7000, 11422, 22844, 28555, 39977, 45688, 57110, 79954, 114220, 142775, 159908, 199885, 228440, 285550, 319816, 399770, 571100, 713875, 799540, 999425, 1142200, 1427750, 1599080, 1998850, 2855500, 3997700, 4997125, 5711000, 7995400, 9994250, 19988500, 39977000]

約数ペア:

[(1, 39977000), (2, 19988500), (4, 9994250), (5, 7995400), (7, 5711000), (8, 4997125), (10, 3997700), (14, 2855500), (20, 1998850), (25, 1599080), (28, 1427750), (35, 1142200), (40, 999425), (50, 799540), (56, 713875), (70, 571100), (100, 399770), (125, 319816), (140, 285550), (175, 228440), (200, 199885), (250, 159908), (280, 142775), (350, 114220), (500, 79954), (700, 57110), (875, 45688), (1000, 39977), (1400, 28555), (1750, 22844), (3500, 11422), (5711, 7000)]