12844280

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{3001}}^1$

素因数の和:3119

約数の個数: 32

約数和(自身を含む): 29179440

約数和(自身を除く): 16335160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 3001, 4280, 6002, 12004, 15005, 24008, 30010, 60020, 120040, 321107, 642214, 1284428, 1605535, 2568856, 3211070, 6422140, 12844280]

約数ペア:

[(1, 12844280), (2, 6422140), (4, 3211070), (5, 2568856), (8, 1605535), (10, 1284428), (20, 642214), (40, 321107), (107, 120040), (214, 60020), (428, 30010), (535, 24008), (856, 15005), (1070, 12004), (2140, 6002), (3001, 4280)]