20671410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{9439}}^1$

素因数の和:9522

約数の個数: 32

約数和(自身を含む): 50296320

約数和(自身を除く): 29624910

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 365, 438, 730, 1095, 2190, 9439, 18878, 28317, 47195, 56634, 94390, 141585, 283170, 689047, 1378094, 2067141, 3445235, 4134282, 6890470, 10335705, 20671410]

約数ペア:

[(1, 20671410), (2, 10335705), (3, 6890470), (5, 4134282), (6, 3445235), (10, 2067141), (15, 1378094), (30, 689047), (73, 283170), (146, 141585), (219, 94390), (365, 56634), (438, 47195), (730, 28317), (1095, 18878), (2190, 9439)]