12453620

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{4903}}^1$

素因数の和:5039

約数の個数: 24

約数和(自身を含む): 26363904

約数和(自身を除く): 13910284

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 4903, 9806, 19612, 24515, 49030, 98060, 622681, 1245362, 2490724, 3113405, 6226810, 12453620]

約数ペア:

[(1, 12453620), (2, 6226810), (4, 3113405), (5, 2490724), (10, 1245362), (20, 622681), (127, 98060), (254, 49030), (508, 24515), (635, 19612), (1270, 9806), (2540, 4903)]