1892347720

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{499}}^1\times {\mathrm{839}}^1$

素因数の和:1462

約数の個数: 64

約数和(自身を含む): 4309200000

約数和(自身を除く): 2416852280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 499, 565, 839, 904, 998, 1130, 1678, 1996, 2260, 2495, 3356, 3992, 4195, 4520, 4990, 6712, 8390, 9980, 16780, 19960, 33560, 56387, 94807, 112774, 189614, 225548, 281935, 379228, 418661, 451096, 474035, 563870, 758456, 837322, 948070, 1127740, 1674644, 1896140, 2093305, 2255480, 3349288, 3792280, 4186610, 8373220, 16746440, 47308693, 94617386, 189234772, 236543465, 378469544, 473086930, 946173860, 1892347720]

約数ペア:

[(1, 1892347720), (2, 946173860), (4, 473086930), (5, 378469544), (8, 236543465), (10, 189234772), (20, 94617386), (40, 47308693), (113, 16746440), (226, 8373220), (452, 4186610), (499, 3792280), (565, 3349288), (839, 2255480), (904, 2093305), (998, 1896140), (1130, 1674644), (1678, 1127740), (1996, 948070), (2260, 837322), (2495, 758456), (3356, 563870), (3992, 474035), (4195, 451096), (4520, 418661), (4990, 379228), (6712, 281935), (8390, 225548), (9980, 189614), (16780, 112774), (19960, 94807), (33560, 56387)]