12180280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1061}}^1$

素因数の和:1120

約数の個数: 64

約数和(自身を含む): 32114880

約数和(自身を除く): 19934600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1061, 1148, 1435, 1640, 2122, 2296, 2870, 4244, 5305, 5740, 7427, 8488, 10610, 11480, 14854, 21220, 29708, 37135, 42440, 43501, 59416, 74270, 87002, 148540, 174004, 217505, 297080, 304507, 348008, 435010, 609014, 870020, 1218028, 1522535, 1740040, 2436056, 3045070, 6090140, 12180280]

約数ペア:

[(1, 12180280), (2, 6090140), (4, 3045070), (5, 2436056), (7, 1740040), (8, 1522535), (10, 1218028), (14, 870020), (20, 609014), (28, 435010), (35, 348008), (40, 304507), (41, 297080), (56, 217505), (70, 174004), (82, 148540), (140, 87002), (164, 74270), (205, 59416), (280, 43501), (287, 42440), (328, 37135), (410, 29708), (574, 21220), (820, 14854), (1061, 11480), (1148, 10610), (1435, 8488), (1640, 7427), (2122, 5740), (2296, 5305), (2870, 4244)]