6399560

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1151}}^1$

素因数の和:1301

約数の個数: 32

約数和(自身を含む): 14515200

約数和(自身を除く): 8115640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1151, 1390, 2302, 2780, 4604, 5560, 5755, 9208, 11510, 23020, 46040, 159989, 319978, 639956, 799945, 1279912, 1599890, 3199780, 6399560]

約数ペア:

[(1, 6399560), (2, 3199780), (4, 1599890), (5, 1279912), (8, 799945), (10, 639956), (20, 319978), (40, 159989), (139, 46040), (278, 23020), (556, 11510), (695, 9208), (1112, 5755), (1151, 5560), (1390, 4604), (2302, 2780)]