56666820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{134921}}^1$

素因数の和:134940

約数の個数: 48

約数和(自身を含む): 181335168

約数和(自身を除く): 124668348

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 134921, 269842, 404763, 539684, 674605, 809526, 944447, 1349210, 1619052, 1888894, 2023815, 2698420, 2833341, 3777788, 4047630, 4722235, 5666682, 8095260, 9444470, 11333364, 14166705, 18888940, 28333410, 56666820]

約数ペア:

[(1, 56666820), (2, 28333410), (3, 18888940), (4, 14166705), (5, 11333364), (6, 9444470), (7, 8095260), (10, 5666682), (12, 4722235), (14, 4047630), (15, 3777788), (20, 2833341), (21, 2698420), (28, 2023815), (30, 1888894), (35, 1619052), (42, 1349210), (60, 944447), (70, 809526), (84, 674605), (105, 539684), (140, 404763), (210, 269842), (420, 134921)]