3821840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:168

約数の個数: 80

約数和(自身を含む): 10017216

約数和(自身を除く): 6195376

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 101, 110, 172, 176, 202, 215, 220, 344, 404, 430, 440, 473, 505, 688, 808, 860, 880, 946, 1010, 1111, 1616, 1720, 1892, 2020, 2222, 2365, 3440, 3784, 4040, 4343, 4444, 4730, 5555, 7568, 8080, 8686, 8888, 9460, 11110, 17372, 17776, 18920, 21715, 22220, 34744, 37840, 43430, 44440, 47773, 69488, 86860, 88880, 95546, 173720, 191092, 238865, 347440, 382184, 477730, 764368, 955460, 1910920, 3821840]

約数ペア:

[(1, 3821840), (2, 1910920), (4, 955460), (5, 764368), (8, 477730), (10, 382184), (11, 347440), (16, 238865), (20, 191092), (22, 173720), (40, 95546), (43, 88880), (44, 86860), (55, 69488), (80, 47773), (86, 44440), (88, 43430), (101, 37840), (110, 34744), (172, 22220), (176, 21715), (202, 18920), (215, 17776), (220, 17372), (344, 11110), (404, 9460), (430, 8888), (440, 8686), (473, 8080), (505, 7568), (688, 5555), (808, 4730), (860, 4444), (880, 4343), (946, 4040), (1010, 3784), (1111, 3440), (1616, 2365), (1720, 2222), (1892, 2020)]