12752080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 33194304

約数和(自身を除く): 20442224

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 337, 344, 430, 440, 473, 674, 688, 860, 880, 946, 1348, 1685, 1720, 1892, 2365, 2696, 3370, 3440, 3707, 3784, 4730, 5392, 6740, 7414, 7568, 9460, 13480, 14491, 14828, 18535, 18920, 26960, 28982, 29656, 37070, 37840, 57964, 59312, 72455, 74140, 115928, 144910, 148280, 159401, 231856, 289820, 296560, 318802, 579640, 637604, 797005, 1159280, 1275208, 1594010, 2550416, 3188020, 6376040, 12752080]

約数ペア:

[(1, 12752080), (2, 6376040), (4, 3188020), (5, 2550416), (8, 1594010), (10, 1275208), (11, 1159280), (16, 797005), (20, 637604), (22, 579640), (40, 318802), (43, 296560), (44, 289820), (55, 231856), (80, 159401), (86, 148280), (88, 144910), (110, 115928), (172, 74140), (176, 72455), (215, 59312), (220, 57964), (337, 37840), (344, 37070), (430, 29656), (440, 28982), (473, 26960), (674, 18920), (688, 18535), (860, 14828), (880, 14491), (946, 13480), (1348, 9460), (1685, 7568), (1720, 7414), (1892, 6740), (2365, 5392), (2696, 4730), (3370, 3784), (3440, 3707)]