1705320440

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{335693}}^1$

素因数の和:335831

約数の個数: 32

約数和(自身を含む): 3867194880

約数和(自身を除く): 2161874440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 335693, 671386, 1342772, 1678465, 2685544, 3356930, 6713860, 13427720, 42633011, 85266022, 170532044, 213165055, 341064088, 426330110, 852660220, 1705320440]

約数ペア:

[(1, 1705320440), (2, 852660220), (4, 426330110), (5, 341064088), (8, 213165055), (10, 170532044), (20, 85266022), (40, 42633011), (127, 13427720), (254, 6713860), (508, 3356930), (635, 2685544), (1016, 1678465), (1270, 1342772), (2540, 671386), (5080, 335693)]