3276440

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{811}}^1$

素因数の和:923

約数の個数: 32

約数和(自身を含む): 7454160

約数和(自身を除く): 4177720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 811, 1010, 1622, 2020, 3244, 4040, 4055, 6488, 8110, 16220, 32440, 81911, 163822, 327644, 409555, 655288, 819110, 1638220, 3276440]

約数ペア:

[(1, 3276440), (2, 1638220), (4, 819110), (5, 655288), (8, 409555), (10, 327644), (20, 163822), (40, 81911), (101, 32440), (202, 16220), (404, 8110), (505, 6488), (808, 4055), (811, 4040), (1010, 3244), (1622, 2020)]