12512380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15259}}^1$

素因数の和:15309

約数の個数: 24

約数和(自身を含む): 26918640

約数和(自身を除く): 14406260

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 15259, 30518, 61036, 76295, 152590, 305180, 625619, 1251238, 2502476, 3128095, 6256190, 12512380]

約数ペア:

[(1, 12512380), (2, 6256190), (4, 3128095), (5, 2502476), (10, 1251238), (20, 625619), (41, 305180), (82, 152590), (164, 76295), (205, 61036), (410, 30518), (820, 15259)]