8787020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3631}}^1$

素因数の和:3662

約数の個数: 36

約数和(自身を含む): 20288352

約数和(自身を除く): 11501332

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 3631, 7262, 14524, 18155, 36310, 39941, 72620, 79882, 159764, 199705, 399410, 439351, 798820, 878702, 1757404, 2196755, 4393510, 8787020]

約数ペア:

[(1, 8787020), (2, 4393510), (4, 2196755), (5, 1757404), (10, 878702), (11, 798820), (20, 439351), (22, 399410), (44, 199705), (55, 159764), (110, 79882), (121, 72620), (220, 39941), (242, 36310), (484, 18155), (605, 14524), (1210, 7262), (2420, 3631)]