3145520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:198

約数の個数: 80

約数和(自身を含む): 8624448

約数和(自身を除く): 5478928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 137, 140, 164, 205, 274, 280, 287, 328, 410, 548, 560, 574, 656, 685, 820, 959, 1096, 1148, 1370, 1435, 1640, 1918, 2192, 2296, 2740, 2870, 3280, 3836, 4592, 4795, 5480, 5617, 5740, 7672, 9590, 10960, 11234, 11480, 15344, 19180, 22468, 22960, 28085, 38360, 39319, 44936, 56170, 76720, 78638, 89872, 112340, 157276, 196595, 224680, 314552, 393190, 449360, 629104, 786380, 1572760, 3145520]

約数ペア:

[(1, 3145520), (2, 1572760), (4, 786380), (5, 629104), (7, 449360), (8, 393190), (10, 314552), (14, 224680), (16, 196595), (20, 157276), (28, 112340), (35, 89872), (40, 78638), (41, 76720), (56, 56170), (70, 44936), (80, 39319), (82, 38360), (112, 28085), (137, 22960), (140, 22468), (164, 19180), (205, 15344), (274, 11480), (280, 11234), (287, 10960), (328, 9590), (410, 7672), (548, 5740), (560, 5617), (574, 5480), (656, 4795), (685, 4592), (820, 3836), (959, 3280), (1096, 2870), (1148, 2740), (1370, 2296), (1435, 2192), (1640, 1918)]