19799782490

素因数分解:

$2^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2579}}^1\times {\mathrm{4289}}^1$

素因数の和:7054

約数の個数: 32

約数和(自身を含む): 35860968000

約数和(自身を除く): 16061185510

約数列:

[1, 2, 5, 10, 179, 358, 895, 1790, 2579, 4289, 5158, 8578, 12895, 21445, 25790, 42890, 461641, 767731, 923282, 1535462, 2308205, 3838655, 4616410, 7677310, 11061331, 22122662, 55306655, 110613310, 1979978249, 3959956498, 9899891245, 19799782490]

約数ペア:

[(1, 19799782490), (2, 9899891245), (5, 3959956498), (10, 1979978249), (179, 110613310), (358, 55306655), (895, 22122662), (1790, 11061331), (2579, 7677310), (4289, 4616410), (5158, 3838655), (8578, 2308205), (12895, 1535462), (21445, 923282), (25790, 767731), (42890, 461641)]