12557360

素因数分解:

$2^4\times 5^1\times {\mathrm{156967}}^1$

素因数の和:156980

約数の個数: 20

約数和(自身を含む): 29196048

約数和(自身を除く): 16638688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 156967, 313934, 627868, 784835, 1255736, 1569670, 2511472, 3139340, 6278680, 12557360]

約数ペア:

[(1, 12557360), (2, 6278680), (4, 3139340), (5, 2511472), (8, 1569670), (10, 1255736), (16, 784835), (20, 627868), (40, 313934), (80, 156967)]