13491220

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{1879}}^1$

素因数の和:2247

約数の個数: 24

約数和(自身を含む): 28425600

約数和(自身を除く): 14934380

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 1879, 3590, 3758, 7180, 7516, 9395, 18790, 37580, 674561, 1349122, 2698244, 3372805, 6745610, 13491220]

約数ペア:

[(1, 13491220), (2, 6745610), (4, 3372805), (5, 2698244), (10, 1349122), (20, 674561), (359, 37580), (718, 18790), (1436, 9395), (1795, 7516), (1879, 7180), (3590, 3758)]