55021440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{28657}}^1$

素因数の和:28679

約数の個数: 64

約数和(自身を含む): 175386960

約数和(自身を除く): 120365520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 28657, 57314, 85971, 114628, 143285, 171942, 229256, 286570, 343884, 429855, 458512, 573140, 687768, 859710, 917024, 1146280, 1375536, 1719420, 1834048, 2292560, 2751072, 3438840, 3668096, 4585120, 5502144, 6877680, 9170240, 11004288, 13755360, 18340480, 27510720, 55021440]

約数ペア:

[(1, 55021440), (2, 27510720), (3, 18340480), (4, 13755360), (5, 11004288), (6, 9170240), (8, 6877680), (10, 5502144), (12, 4585120), (15, 3668096), (16, 3438840), (20, 2751072), (24, 2292560), (30, 1834048), (32, 1719420), (40, 1375536), (48, 1146280), (60, 917024), (64, 859710), (80, 687768), (96, 573140), (120, 458512), (128, 429855), (160, 343884), (192, 286570), (240, 229256), (320, 171942), (384, 143285), (480, 114628), (640, 85971), (960, 57314), (1920, 28657)]