15129580

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{2143}}^1$

素因数の和:2505

約数の個数: 24

約数和(自身を含む): 31876992

約数和(自身を除く): 16747412

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 2143, 3530, 4286, 7060, 8572, 10715, 21430, 42860, 756479, 1512958, 3025916, 3782395, 7564790, 15129580]

約数ペア:

[(1, 15129580), (2, 7564790), (4, 3782395), (5, 3025916), (10, 1512958), (20, 756479), (353, 42860), (706, 21430), (1412, 10715), (1765, 8572), (2143, 7060), (3530, 4286)]