40478528

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:399

約数の個数: 56

約数和(自身を含む): 84929472

約数和(自身を除く): 44450944

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 107, 184, 214, 257, 368, 428, 514, 736, 856, 1028, 1472, 1712, 2056, 2461, 3424, 4112, 4922, 5911, 6848, 8224, 9844, 11822, 16448, 19688, 23644, 27499, 39376, 47288, 54998, 78752, 94576, 109996, 157504, 189152, 219992, 378304, 439984, 632477, 879968, 1264954, 1759936, 2529908, 5059816, 10119632, 20239264, 40478528]

約数ペア:

[(1, 40478528), (2, 20239264), (4, 10119632), (8, 5059816), (16, 2529908), (23, 1759936), (32, 1264954), (46, 879968), (64, 632477), (92, 439984), (107, 378304), (184, 219992), (214, 189152), (257, 157504), (368, 109996), (428, 94576), (514, 78752), (736, 54998), (856, 47288), (1028, 39376), (1472, 27499), (1712, 23644), (2056, 19688), (2461, 16448), (3424, 11822), (4112, 9844), (4922, 8224), (5911, 6848)]