2015681245

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{21937}}^1$

素因数の和:22029

約数の個数: 32

約数和(自身を含む): 2729438208

約数和(自身を除く): 713756963

約数列:

[1, 5, 17, 23, 47, 85, 115, 235, 391, 799, 1081, 1955, 3995, 5405, 18377, 21937, 91885, 109685, 372929, 504551, 1031039, 1864645, 2522755, 5155195, 8577367, 17527663, 23713897, 42886835, 87638315, 118569485, 403136249, 2015681245]

約数ペア:

[(1, 2015681245), (5, 403136249), (17, 118569485), (23, 87638315), (47, 42886835), (85, 23713897), (115, 17527663), (235, 8577367), (391, 5155195), (799, 2522755), (1081, 1864645), (1955, 1031039), (3995, 504551), (5405, 372929), (18377, 109685), (21937, 91885)]