3627920

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{449}}^1$

素因数の和:563

約数の個数: 40

約数和(自身を含む): 8537400

約数和(自身を除く): 4909480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 449, 505, 808, 898, 1010, 1616, 1796, 2020, 2245, 3592, 4040, 4490, 7184, 8080, 8980, 17960, 35920, 45349, 90698, 181396, 226745, 362792, 453490, 725584, 906980, 1813960, 3627920]

約数ペア:

[(1, 3627920), (2, 1813960), (4, 906980), (5, 725584), (8, 453490), (10, 362792), (16, 226745), (20, 181396), (40, 90698), (80, 45349), (101, 35920), (202, 17960), (404, 8980), (449, 8080), (505, 7184), (808, 4490), (898, 4040), (1010, 3592), (1616, 2245), (1796, 2020)]