39954500

素因数分解:

$2^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{1949}}^1$

素因数の和:2009

約数の個数: 48

約数和(自身を含む): 89434800

約数和(自身を除く): 49480300

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 125, 164, 205, 250, 410, 500, 820, 1025, 1949, 2050, 3898, 4100, 5125, 7796, 9745, 10250, 19490, 20500, 38980, 48725, 79909, 97450, 159818, 194900, 243625, 319636, 399545, 487250, 799090, 974500, 1598180, 1997725, 3995450, 7990900, 9988625, 19977250, 39954500]

約数ペア:

[(1, 39954500), (2, 19977250), (4, 9988625), (5, 7990900), (10, 3995450), (20, 1997725), (25, 1598180), (41, 974500), (50, 799090), (82, 487250), (100, 399545), (125, 319636), (164, 243625), (205, 194900), (250, 159818), (410, 97450), (500, 79909), (820, 48725), (1025, 38980), (1949, 20500), (2050, 19490), (3898, 10250), (4100, 9745), (5125, 7796)]