12739930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 28159488

約数和(自身を除く): 15419558

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 41, 46, 70, 82, 115, 161, 193, 205, 230, 287, 322, 386, 410, 574, 805, 943, 965, 1351, 1435, 1610, 1886, 1930, 2702, 2870, 4439, 4715, 6601, 6755, 7913, 8878, 9430, 13202, 13510, 15826, 22195, 31073, 33005, 39565, 44390, 55391, 62146, 66010, 79130, 110782, 155365, 181999, 276955, 310730, 363998, 553910, 909995, 1273993, 1819990, 2547986, 6369965, 12739930]

約数ペア:

[(1, 12739930), (2, 6369965), (5, 2547986), (7, 1819990), (10, 1273993), (14, 909995), (23, 553910), (35, 363998), (41, 310730), (46, 276955), (70, 181999), (82, 155365), (115, 110782), (161, 79130), (193, 66010), (205, 62146), (230, 55391), (287, 44390), (322, 39565), (386, 33005), (410, 31073), (574, 22195), (805, 15826), (943, 13510), (965, 13202), (1351, 9430), (1435, 8878), (1610, 7913), (1886, 6755), (1930, 6601), (2702, 4715), (2870, 4439)]