7738860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{128981}}^1$

素因数の和:128993

約数の個数: 24

約数和(自身を含む): 21668976

約数和(自身を除く): 13930116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 128981, 257962, 386943, 515924, 644905, 773886, 1289810, 1547772, 1934715, 2579620, 3869430, 7738860]

約数ペア:

[(1, 7738860), (2, 3869430), (3, 2579620), (4, 1934715), (5, 1547772), (6, 1289810), (10, 773886), (12, 644905), (15, 515924), (20, 386943), (30, 257962), (60, 128981)]