12511480

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{653}}^1$

素因数の和:1143

約数の個数: 32

約数和(自身を含む): 28252800

約数和(自身を除く): 15741320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 653, 958, 1306, 1916, 2395, 2612, 3265, 3832, 4790, 5224, 6530, 9580, 13060, 19160, 26120, 312787, 625574, 1251148, 1563935, 2502296, 3127870, 6255740, 12511480]

約数ペア:

[(1, 12511480), (2, 6255740), (4, 3127870), (5, 2502296), (8, 1563935), (10, 1251148), (20, 625574), (40, 312787), (479, 26120), (653, 19160), (958, 13060), (1306, 9580), (1916, 6530), (2395, 5224), (2612, 4790), (3265, 3832)]