208319340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3471989}}^1$

素因数の和:3472001

約数の個数: 24

約数和(自身を含む): 583294320

約数和(自身を除く): 374974980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3471989, 6943978, 10415967, 13887956, 17359945, 20831934, 34719890, 41663868, 52079835, 69439780, 104159670, 208319340]

約数ペア:

[(1, 208319340), (2, 104159670), (3, 69439780), (4, 52079835), (5, 41663868), (6, 34719890), (10, 20831934), (12, 17359945), (15, 13887956), (20, 10415967), (30, 6943978), (60, 3471989)]