3800720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{617}}^1$

素因数の和:648

約数の個数: 80

約数和(自身を含む): 11035008

約数和(自身を除く): 7234288

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 617, 770, 880, 1232, 1234, 1540, 2468, 3080, 3085, 4319, 4936, 6160, 6170, 6787, 8638, 9872, 12340, 13574, 17276, 21595, 24680, 27148, 33935, 34552, 43190, 47509, 49360, 54296, 67870, 69104, 86380, 95018, 108592, 135740, 172760, 190036, 237545, 271480, 345520, 380072, 475090, 542960, 760144, 950180, 1900360, 3800720]

約数ペア:

[(1, 3800720), (2, 1900360), (4, 950180), (5, 760144), (7, 542960), (8, 475090), (10, 380072), (11, 345520), (14, 271480), (16, 237545), (20, 190036), (22, 172760), (28, 135740), (35, 108592), (40, 95018), (44, 86380), (55, 69104), (56, 67870), (70, 54296), (77, 49360), (80, 47509), (88, 43190), (110, 34552), (112, 33935), (140, 27148), (154, 24680), (176, 21595), (220, 17276), (280, 13574), (308, 12340), (385, 9872), (440, 8638), (560, 6787), (616, 6170), (617, 6160), (770, 4936), (880, 4319), (1232, 3085), (1234, 3080), (1540, 2468)]