40247020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{16631}}^1$

素因数の和:16662

約数の個数: 36

約数和(自身を含む): 92906352

約数和(自身を除く): 52659332

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 16631, 33262, 66524, 83155, 166310, 182941, 332620, 365882, 731764, 914705, 1829410, 2012351, 3658820, 4024702, 8049404, 10061755, 20123510, 40247020]

約数ペア:

[(1, 40247020), (2, 20123510), (4, 10061755), (5, 8049404), (10, 4024702), (11, 3658820), (20, 2012351), (22, 1829410), (44, 914705), (55, 731764), (110, 365882), (121, 332620), (220, 182941), (242, 166310), (484, 83155), (605, 66524), (1210, 33262), (2420, 16631)]