20365310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2719}}^1$

素因数の和:2840

約数の個数: 32

約数和(自身を含む): 42301440

約数和(自身を除く): 21936130

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 107, 214, 535, 749, 1070, 1498, 2719, 3745, 5438, 7490, 13595, 19033, 27190, 38066, 95165, 190330, 290933, 581866, 1454665, 2036531, 2909330, 4073062, 10182655, 20365310]

約数ペア:

[(1, 20365310), (2, 10182655), (5, 4073062), (7, 2909330), (10, 2036531), (14, 1454665), (35, 581866), (70, 290933), (107, 190330), (214, 95165), (535, 38066), (749, 27190), (1070, 19033), (1498, 13595), (2719, 7490), (3745, 5438)]