2165440

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:185

約数の個数: 56

約数和(自身を含む): 5285232

約数和(自身を除く): 3119792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 101, 134, 160, 202, 268, 320, 335, 404, 505, 536, 670, 808, 1010, 1072, 1340, 1616, 2020, 2144, 2680, 3232, 4040, 4288, 5360, 6464, 6767, 8080, 10720, 13534, 16160, 21440, 27068, 32320, 33835, 54136, 67670, 108272, 135340, 216544, 270680, 433088, 541360, 1082720, 2165440]

約数ペア:

[(1, 2165440), (2, 1082720), (4, 541360), (5, 433088), (8, 270680), (10, 216544), (16, 135340), (20, 108272), (32, 67670), (40, 54136), (64, 33835), (67, 32320), (80, 27068), (101, 21440), (134, 16160), (160, 13534), (202, 10720), (268, 8080), (320, 6767), (335, 6464), (404, 5360), (505, 4288), (536, 4040), (670, 3232), (808, 2680), (1010, 2144), (1072, 2020), (1340, 1616)]