1851520

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 4847040

約数和(自身を除く): 2995520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 263, 320, 352, 440, 526, 640, 704, 880, 1052, 1315, 1408, 1760, 2104, 2630, 2893, 3520, 4208, 5260, 5786, 7040, 8416, 10520, 11572, 14465, 16832, 21040, 23144, 28930, 33664, 42080, 46288, 57860, 84160, 92576, 115720, 168320, 185152, 231440, 370304, 462880, 925760, 1851520]

約数ペア:

[(1, 1851520), (2, 925760), (4, 462880), (5, 370304), (8, 231440), (10, 185152), (11, 168320), (16, 115720), (20, 92576), (22, 84160), (32, 57860), (40, 46288), (44, 42080), (55, 33664), (64, 28930), (80, 23144), (88, 21040), (110, 16832), (128, 14465), (160, 11572), (176, 10520), (220, 8416), (263, 7040), (320, 5786), (352, 5260), (440, 4208), (526, 3520), (640, 2893), (704, 2630), (880, 2104), (1052, 1760), (1315, 1408)]