1900360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{617}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 5339520

約数和(自身を除く): 3439160

約数列:

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

約数ペア:

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