18383360

素因数分解:

$2^9\times 5^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:233

約数の個数: 80

約数和(自身を含む): 45372096

約数和(自身を除く): 26988736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 167, 172, 215, 256, 320, 334, 344, 430, 512, 640, 668, 688, 835, 860, 1280, 1336, 1376, 1670, 1720, 2560, 2672, 2752, 3340, 3440, 5344, 5504, 6680, 6880, 7181, 10688, 11008, 13360, 13760, 14362, 21376, 22016, 26720, 27520, 28724, 35905, 42752, 53440, 55040, 57448, 71810, 85504, 106880, 110080, 114896, 143620, 213760, 229792, 287240, 427520, 459584, 574480, 919168, 1148960, 1838336, 2297920, 3676672, 4595840, 9191680, 18383360]

約数ペア:

[(1, 18383360), (2, 9191680), (4, 4595840), (5, 3676672), (8, 2297920), (10, 1838336), (16, 1148960), (20, 919168), (32, 574480), (40, 459584), (43, 427520), (64, 287240), (80, 229792), (86, 213760), (128, 143620), (160, 114896), (167, 110080), (172, 106880), (215, 85504), (256, 71810), (320, 57448), (334, 55040), (344, 53440), (430, 42752), (512, 35905), (640, 28724), (668, 27520), (688, 26720), (835, 22016), (860, 21376), (1280, 14362), (1336, 13760), (1376, 13360), (1670, 11008), (1720, 10688), (2560, 7181), (2672, 6880), (2752, 6680), (3340, 5504), (3440, 5344)]