12771920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{22807}}^1$

素因数の和:22827

約数の個数: 40

約数和(自身を含む): 33938304

約数和(自身を除く): 21166384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 22807, 45614, 91228, 114035, 159649, 182456, 228070, 319298, 364912, 456140, 638596, 798245, 912280, 1277192, 1596490, 1824560, 2554384, 3192980, 6385960, 12771920]

約数ペア:

[(1, 12771920), (2, 6385960), (4, 3192980), (5, 2554384), (7, 1824560), (8, 1596490), (10, 1277192), (14, 912280), (16, 798245), (20, 638596), (28, 456140), (35, 364912), (40, 319298), (56, 228070), (70, 182456), (80, 159649), (112, 114035), (140, 91228), (280, 45614), (560, 22807)]