12769280

素因数分解:

$2^{11}\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:99

約数の個数: 96

約数和(自身を含む): 32432400

約数和(自身を除く): 19663120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 43, 58, 64, 80, 86, 116, 128, 145, 160, 172, 215, 232, 256, 290, 320, 344, 430, 464, 512, 580, 640, 688, 860, 928, 1024, 1160, 1247, 1280, 1376, 1720, 1856, 2048, 2320, 2494, 2560, 2752, 3440, 3712, 4640, 4988, 5120, 5504, 6235, 6880, 7424, 9280, 9976, 10240, 11008, 12470, 13760, 14848, 18560, 19952, 22016, 24940, 27520, 29696, 37120, 39904, 44032, 49880, 55040, 59392, 74240, 79808, 88064, 99760, 110080, 148480, 159616, 199520, 220160, 296960, 319232, 399040, 440320, 638464, 798080, 1276928, 1596160, 2553856, 3192320, 6384640, 12769280]

約数ペア:

[(1, 12769280), (2, 6384640), (4, 3192320), (5, 2553856), (8, 1596160), (10, 1276928), (16, 798080), (20, 638464), (29, 440320), (32, 399040), (40, 319232), (43, 296960), (58, 220160), (64, 199520), (80, 159616), (86, 148480), (116, 110080), (128, 99760), (145, 88064), (160, 79808), (172, 74240), (215, 59392), (232, 55040), (256, 49880), (290, 44032), (320, 39904), (344, 37120), (430, 29696), (464, 27520), (512, 24940), (580, 22016), (640, 19952), (688, 18560), (860, 14848), (928, 13760), (1024, 12470), (1160, 11008), (1247, 10240), (1280, 9976), (1376, 9280), (1720, 7424), (1856, 6880), (2048, 6235), (2320, 5504), (2494, 5120), (2560, 4988), (2752, 4640), (3440, 3712)]