290423140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{10861}}^1$

素因数の和:11068

約数の個数: 48

約数和(自身を含む): 700729344

約数和(自身を除く): 410306204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 191, 382, 764, 955, 1337, 1910, 2674, 3820, 5348, 6685, 10861, 13370, 21722, 26740, 43444, 54305, 76027, 108610, 152054, 217220, 304108, 380135, 760270, 1520540, 2074451, 4148902, 8297804, 10372255, 14521157, 20744510, 29042314, 41489020, 58084628, 72605785, 145211570, 290423140]

約数ペア:

[(1, 290423140), (2, 145211570), (4, 72605785), (5, 58084628), (7, 41489020), (10, 29042314), (14, 20744510), (20, 14521157), (28, 10372255), (35, 8297804), (70, 4148902), (140, 2074451), (191, 1520540), (382, 760270), (764, 380135), (955, 304108), (1337, 217220), (1910, 152054), (2674, 108610), (3820, 76027), (5348, 54305), (6685, 43444), (10861, 26740), (13370, 21722)]