19374080

素因数分解:

$2^{13}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1$

素因数の和:85

約数の個数: 112

約数和(自身を含む): 51901344

約数和(自身を除く): 32527264

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, 1024, 1280, 1376, 1408, 1720, 1760, 1892, 2048, 2365, 2560, 2752, 2816, 3440, 3520, 3784, 4096, 4730, 5120, 5504, 5632, 6880, 7040, 7568, 8192, 9460, 10240, 11008, 11264, 13760, 14080, 15136, 18920, 20480, 22016, 22528, 27520, 28160, 30272, 37840, 40960, 44032, 45056, 55040, 56320, 60544, 75680, 88064, 90112, 110080, 112640, 121088, 151360, 176128, 220160, 225280, 242176, 302720, 352256, 440320, 450560, 484352, 605440, 880640, 968704, 1210880, 1761280, 1937408, 2421760, 3874816, 4843520, 9687040, 19374080]

約数ペア:

[(1, 19374080), (2, 9687040), (4, 4843520), (5, 3874816), (8, 2421760), (10, 1937408), (11, 1761280), (16, 1210880), (20, 968704), (22, 880640), (32, 605440), (40, 484352), (43, 450560), (44, 440320), (55, 352256), (64, 302720), (80, 242176), (86, 225280), (88, 220160), (110, 176128), (128, 151360), (160, 121088), (172, 112640), (176, 110080), (215, 90112), (220, 88064), (256, 75680), (320, 60544), (344, 56320), (352, 55040), (430, 45056), (440, 44032), (473, 40960), (512, 37840), (640, 30272), (688, 28160), (704, 27520), (860, 22528), (880, 22016), (946, 20480), (1024, 18920), (1280, 15136), (1376, 14080), (1408, 13760), (1720, 11264), (1760, 11008), (1892, 10240), (2048, 9460), (2365, 8192), (2560, 7568), (2752, 7040), (2816, 6880), (3440, 5632), (3520, 5504), (3784, 5120), (4096, 4730)]