3111080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 8225280

約数和(自身を除く): 5114200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 271, 280, 287, 328, 410, 542, 574, 820, 1084, 1148, 1355, 1435, 1640, 1897, 2168, 2296, 2710, 2870, 3794, 5420, 5740, 7588, 9485, 10840, 11111, 11480, 15176, 18970, 22222, 37940, 44444, 55555, 75880, 77777, 88888, 111110, 155554, 222220, 311108, 388885, 444440, 622216, 777770, 1555540, 3111080]

約数ペア:

[(1, 3111080), (2, 1555540), (4, 777770), (5, 622216), (7, 444440), (8, 388885), (10, 311108), (14, 222220), (20, 155554), (28, 111110), (35, 88888), (40, 77777), (41, 75880), (56, 55555), (70, 44444), (82, 37940), (140, 22222), (164, 18970), (205, 15176), (271, 11480), (280, 11111), (287, 10840), (328, 9485), (410, 7588), (542, 5740), (574, 5420), (820, 3794), (1084, 2870), (1148, 2710), (1355, 2296), (1435, 2168), (1640, 1897)]