12939840

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{4493}}^1$

素因数の和:4516

約数の個数: 84

約数和(自身を含む): 44517564

約数和(自身を除く): 31577724

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 4493, 8986, 13479, 17972, 22465, 26958, 35944, 40437, 44930, 53916, 67395, 71888, 80874, 89860, 107832, 134790, 143776, 161748, 179720, 202185, 215664, 269580, 287552, 323496, 359440, 404370, 431328, 539160, 646992, 718880, 808740, 862656, 1078320, 1293984, 1437760, 1617480, 2156640, 2587968, 3234960, 4313280, 6469920, 12939840]

約数ペア:

[(1, 12939840), (2, 6469920), (3, 4313280), (4, 3234960), (5, 2587968), (6, 2156640), (8, 1617480), (9, 1437760), (10, 1293984), (12, 1078320), (15, 862656), (16, 808740), (18, 718880), (20, 646992), (24, 539160), (30, 431328), (32, 404370), (36, 359440), (40, 323496), (45, 287552), (48, 269580), (60, 215664), (64, 202185), (72, 179720), (80, 161748), (90, 143776), (96, 134790), (120, 107832), (144, 89860), (160, 80874), (180, 71888), (192, 67395), (240, 53916), (288, 44930), (320, 40437), (360, 35944), (480, 26958), (576, 22465), (720, 17972), (960, 13479), (1440, 8986), (2880, 4493)]