15123132020

素因数分解:

$2^2\times 5^1\times {\mathrm{6691}}^1\times {\mathrm{113011}}^1$

素因数の和:119711

約数の個数: 24

約数和(自身を含む): 31763604768

約数和(自身を除く): 16640472748

約数列:

[1, 2, 4, 5, 10, 20, 6691, 13382, 26764, 33455, 66910, 113011, 133820, 226022, 452044, 565055, 1130110, 2260220, 756156601, 1512313202, 3024626404, 3780783005, 7561566010, 15123132020]

約数ペア:

[(1, 15123132020), (2, 7561566010), (4, 3780783005), (5, 3024626404), (10, 1512313202), (20, 756156601), (6691, 2260220), (13382, 1130110), (26764, 565055), (33455, 452044), (66910, 226022), (113011, 133820)]