26942080

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:162

約数の個数: 128

約数和(自身を含む): 72705600

約数和(自身を除く): 45763520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 64, 80, 86, 88, 89, 110, 128, 160, 172, 176, 178, 215, 220, 320, 344, 352, 356, 430, 440, 445, 473, 640, 688, 704, 712, 860, 880, 890, 946, 979, 1376, 1408, 1424, 1720, 1760, 1780, 1892, 1958, 2365, 2752, 2848, 3440, 3520, 3560, 3784, 3827, 3916, 4730, 4895, 5504, 5696, 6880, 7040, 7120, 7568, 7654, 7832, 9460, 9790, 11392, 13760, 14240, 15136, 15308, 15664, 18920, 19135, 19580, 27520, 28480, 30272, 30616, 31328, 37840, 38270, 39160, 42097, 56960, 60544, 61232, 62656, 75680, 76540, 78320, 84194, 122464, 125312, 151360, 153080, 156640, 168388, 210485, 244928, 302720, 306160, 313280, 336776, 420970, 489856, 612320, 626560, 673552, 841940, 1224640, 1347104, 1683880, 2449280, 2694208, 3367760, 5388416, 6735520, 13471040, 26942080]

約数ペア:

[(1, 26942080), (2, 13471040), (4, 6735520), (5, 5388416), (8, 3367760), (10, 2694208), (11, 2449280), (16, 1683880), (20, 1347104), (22, 1224640), (32, 841940), (40, 673552), (43, 626560), (44, 612320), (55, 489856), (64, 420970), (80, 336776), (86, 313280), (88, 306160), (89, 302720), (110, 244928), (128, 210485), (160, 168388), (172, 156640), (176, 153080), (178, 151360), (215, 125312), (220, 122464), (320, 84194), (344, 78320), (352, 76540), (356, 75680), (430, 62656), (440, 61232), (445, 60544), (473, 56960), (640, 42097), (688, 39160), (704, 38270), (712, 37840), (860, 31328), (880, 30616), (890, 30272), (946, 28480), (979, 27520), (1376, 19580), (1408, 19135), (1424, 18920), (1720, 15664), (1760, 15308), (1780, 15136), (1892, 14240), (1958, 13760), (2365, 11392), (2752, 9790), (2848, 9460), (3440, 7832), (3520, 7654), (3560, 7568), (3784, 7120), (3827, 7040), (3916, 6880), (4730, 5696), (4895, 5504)]