20189915760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{12017807}}^1$

素因数の和:12017830

約数の個数: 80

約数和(自身を含む): 71529993216

約数和(自身を除く): 51340077456

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 12017807, 24035614, 36053421, 48071228, 60089035, 72106842, 84124649, 96142456, 120178070, 144213684, 168249298, 180267105, 192284912, 240356140, 252373947, 288427368, 336498596, 360534210, 420623245, 480712280, 504747894, 576854736, 672997192, 721068420, 841246490, 961424560, 1009495788, 1261869735, 1345994384, 1442136840, 1682492980, 2018991576, 2523739470, 2884273680, 3364985960, 4037983152, 5047478940, 6729971920, 10094957880, 20189915760]

約数ペア:

[(1, 20189915760), (2, 10094957880), (3, 6729971920), (4, 5047478940), (5, 4037983152), (6, 3364985960), (7, 2884273680), (8, 2523739470), (10, 2018991576), (12, 1682492980), (14, 1442136840), (15, 1345994384), (16, 1261869735), (20, 1009495788), (21, 961424560), (24, 841246490), (28, 721068420), (30, 672997192), (35, 576854736), (40, 504747894), (42, 480712280), (48, 420623245), (56, 360534210), (60, 336498596), (70, 288427368), (80, 252373947), (84, 240356140), (105, 192284912), (112, 180267105), (120, 168249298), (140, 144213684), (168, 120178070), (210, 96142456), (240, 84124649), (280, 72106842), (336, 60089035), (420, 48071228), (560, 36053421), (840, 24035614), (1680, 12017807)]