20327490

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{953}}^1$

素因数の和:1048

約数の個数: 64

約数和(自身を含む): 54950400

約数和(自身を除く): 34622910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 79, 90, 135, 158, 237, 270, 395, 474, 711, 790, 953, 1185, 1422, 1906, 2133, 2370, 2859, 3555, 4266, 4765, 5718, 7110, 8577, 9530, 10665, 14295, 17154, 21330, 25731, 28590, 42885, 51462, 75287, 85770, 128655, 150574, 225861, 257310, 376435, 451722, 677583, 752870, 1129305, 1355166, 2032749, 2258610, 3387915, 4065498, 6775830, 10163745, 20327490]

約数ペア:

[(1, 20327490), (2, 10163745), (3, 6775830), (5, 4065498), (6, 3387915), (9, 2258610), (10, 2032749), (15, 1355166), (18, 1129305), (27, 752870), (30, 677583), (45, 451722), (54, 376435), (79, 257310), (90, 225861), (135, 150574), (158, 128655), (237, 85770), (270, 75287), (395, 51462), (474, 42885), (711, 28590), (790, 25731), (953, 21330), (1185, 17154), (1422, 14295), (1906, 10665), (2133, 9530), (2370, 8577), (2859, 7110), (3555, 5718), (4266, 4765)]