280041374

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1\times {\mathrm{457}}^1$

素因数の和:812

約数の個数: 32

約数和(自身を含む): 454079520

約数和(自身を除く): 174038146

約数列:

[1, 2, 17, 34, 67, 134, 269, 457, 538, 914, 1139, 2278, 4573, 7769, 9146, 15538, 18023, 30619, 36046, 61238, 122933, 245866, 306391, 520523, 612782, 1041046, 2089861, 4179722, 8236511, 16473022, 140020687, 280041374]

約数ペア:

[(1, 280041374), (2, 140020687), (17, 16473022), (34, 8236511), (67, 4179722), (134, 2089861), (269, 1041046), (457, 612782), (538, 520523), (914, 306391), (1139, 245866), (2278, 122933), (4573, 61238), (7769, 36046), (9146, 30619), (15538, 18023)]