1210880

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1$

素因数の和:77

約数の個数: 80

約数和(自身を含む): 3240864

約数和(自身を除く): 2029984

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 64, 80, 86, 88, 110, 128, 160, 172, 176, 215, 220, 256, 320, 344, 352, 430, 440, 473, 512, 640, 688, 704, 860, 880, 946, 1280, 1376, 1408, 1720, 1760, 1892, 2365, 2560, 2752, 2816, 3440, 3520, 3784, 4730, 5504, 5632, 6880, 7040, 7568, 9460, 11008, 13760, 14080, 15136, 18920, 22016, 27520, 28160, 30272, 37840, 55040, 60544, 75680, 110080, 121088, 151360, 242176, 302720, 605440, 1210880]

約数ペア:

[(1, 1210880), (2, 605440), (4, 302720), (5, 242176), (8, 151360), (10, 121088), (11, 110080), (16, 75680), (20, 60544), (22, 55040), (32, 37840), (40, 30272), (43, 28160), (44, 27520), (55, 22016), (64, 18920), (80, 15136), (86, 14080), (88, 13760), (110, 11008), (128, 9460), (160, 7568), (172, 7040), (176, 6880), (215, 5632), (220, 5504), (256, 4730), (320, 3784), (344, 3520), (352, 3440), (430, 2816), (440, 2752), (473, 2560), (512, 2365), (640, 1892), (688, 1760), (704, 1720), (860, 1408), (880, 1376), (946, 1280)]