2016806820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4801921}}^1$

素因数の和:4801940

約数の個数: 48

約数和(自身を含む): 6453783168

約数和(自身を除く): 4436976348

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, 4801921, 9603842, 14405763, 19207684, 24009605, 28811526, 33613447, 48019210, 57623052, 67226894, 72028815, 96038420, 100840341, 134453788, 144057630, 168067235, 201680682, 288115260, 336134470, 403361364, 504201705, 672268940, 1008403410, 2016806820]

約数ペア:

[(1, 2016806820), (2, 1008403410), (3, 672268940), (4, 504201705), (5, 403361364), (6, 336134470), (7, 288115260), (10, 201680682), (12, 168067235), (14, 144057630), (15, 134453788), (20, 100840341), (21, 96038420), (28, 72028815), (30, 67226894), (35, 57623052), (42, 48019210), (60, 33613447), (70, 28811526), (84, 24009605), (105, 19207684), (140, 14405763), (210, 9603842), (420, 4801921)]