20340990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{75337}}^1$

素因数の和:75353

約数の個数: 32

約数和(自身を含む): 54243360

約数和(自身を除く): 33902370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 75337, 150674, 226011, 376685, 452022, 678033, 753370, 1130055, 1356066, 2034099, 2260110, 3390165, 4068198, 6780330, 10170495, 20340990]

約数ペア:

[(1, 20340990), (2, 10170495), (3, 6780330), (5, 4068198), (6, 3390165), (9, 2260110), (10, 2034099), (15, 1356066), (18, 1130055), (27, 753370), (30, 678033), (45, 452022), (54, 376685), (90, 226011), (135, 150674), (270, 75337)]