2875840

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:90

約数の個数: 112

約数和(自身を含む): 8046720

約数和(自身を除く): 5170880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 43, 44, 55, 64, 76, 80, 86, 88, 95, 110, 152, 160, 172, 176, 190, 209, 215, 220, 304, 320, 344, 352, 380, 418, 430, 440, 473, 608, 688, 704, 760, 817, 836, 860, 880, 946, 1045, 1216, 1376, 1520, 1634, 1672, 1720, 1760, 1892, 2090, 2365, 2752, 3040, 3268, 3344, 3440, 3520, 3784, 4085, 4180, 4730, 6080, 6536, 6688, 6880, 7568, 8170, 8360, 8987, 9460, 13072, 13376, 13760, 15136, 16340, 16720, 17974, 18920, 26144, 30272, 32680, 33440, 35948, 37840, 44935, 52288, 65360, 66880, 71896, 75680, 89870, 130720, 143792, 151360, 179740, 261440, 287584, 359480, 575168, 718960, 1437920, 2875840]

約数ペア:

[(1, 2875840), (2, 1437920), (4, 718960), (5, 575168), (8, 359480), (10, 287584), (11, 261440), (16, 179740), (19, 151360), (20, 143792), (22, 130720), (32, 89870), (38, 75680), (40, 71896), (43, 66880), (44, 65360), (55, 52288), (64, 44935), (76, 37840), (80, 35948), (86, 33440), (88, 32680), (95, 30272), (110, 26144), (152, 18920), (160, 17974), (172, 16720), (176, 16340), (190, 15136), (209, 13760), (215, 13376), (220, 13072), (304, 9460), (320, 8987), (344, 8360), (352, 8170), (380, 7568), (418, 6880), (430, 6688), (440, 6536), (473, 6080), (608, 4730), (688, 4180), (704, 4085), (760, 3784), (817, 3520), (836, 3440), (860, 3344), (880, 3268), (946, 3040), (1045, 2752), (1216, 2365), (1376, 2090), (1520, 1892), (1634, 1760), (1672, 1720)]