13660240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1$

素因数の和:105

約数の個数: 120

約数和(自身を含む): 37417248

約数和(自身を除く): 23757008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 43, 44, 55, 76, 80, 86, 88, 95, 110, 152, 172, 176, 190, 209, 215, 220, 304, 344, 361, 380, 418, 430, 440, 473, 688, 722, 760, 817, 836, 860, 880, 946, 1045, 1444, 1520, 1634, 1672, 1720, 1805, 1892, 2090, 2365, 2888, 3268, 3344, 3440, 3610, 3784, 3971, 4085, 4180, 4730, 5776, 6536, 7220, 7568, 7942, 8170, 8360, 8987, 9460, 13072, 14440, 15523, 15884, 16340, 16720, 17974, 18920, 19855, 28880, 31046, 31768, 32680, 35948, 37840, 39710, 44935, 62092, 63536, 65360, 71896, 77615, 79420, 89870, 124184, 143792, 155230, 158840, 170753, 179740, 248368, 310460, 317680, 341506, 359480, 620920, 683012, 718960, 853765, 1241840, 1366024, 1707530, 2732048, 3415060, 6830120, 13660240]

約数ペア:

[(1, 13660240), (2, 6830120), (4, 3415060), (5, 2732048), (8, 1707530), (10, 1366024), (11, 1241840), (16, 853765), (19, 718960), (20, 683012), (22, 620920), (38, 359480), (40, 341506), (43, 317680), (44, 310460), (55, 248368), (76, 179740), (80, 170753), (86, 158840), (88, 155230), (95, 143792), (110, 124184), (152, 89870), (172, 79420), (176, 77615), (190, 71896), (209, 65360), (215, 63536), (220, 62092), (304, 44935), (344, 39710), (361, 37840), (380, 35948), (418, 32680), (430, 31768), (440, 31046), (473, 28880), (688, 19855), (722, 18920), (760, 17974), (817, 16720), (836, 16340), (860, 15884), (880, 15523), (946, 14440), (1045, 13072), (1444, 9460), (1520, 8987), (1634, 8360), (1672, 8170), (1720, 7942), (1805, 7568), (1892, 7220), (2090, 6536), (2365, 5776), (2888, 4730), (3268, 4180), (3344, 4085), (3440, 3971), (3610, 3784)]