12460520

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2063}}^1$

素因数の和:2225

約数の個数: 32

約数和(自身を含む): 28235520

約数和(自身を除く): 15775000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 2063, 3020, 4126, 6040, 8252, 10315, 16504, 20630, 41260, 82520, 311513, 623026, 1246052, 1557565, 2492104, 3115130, 6230260, 12460520]

約数ペア:

[(1, 12460520), (2, 6230260), (4, 3115130), (5, 2492104), (8, 1557565), (10, 1246052), (20, 623026), (40, 311513), (151, 82520), (302, 41260), (604, 20630), (755, 16504), (1208, 10315), (1510, 8252), (2063, 6040), (3020, 4126)]