56559980

素因数分解:

$2^2\times 5^1\times {\mathrm{1451}}^1\times {\mathrm{1949}}^1$

素因数の和:3409

約数の個数: 24

約数和(自身を含む): 118918800

約数和(自身を除く): 62358820

約数列:

[1, 2, 4, 5, 10, 20, 1451, 1949, 2902, 3898, 5804, 7255, 7796, 9745, 14510, 19490, 29020, 38980, 2827999, 5655998, 11311996, 14139995, 28279990, 56559980]

約数ペア:

[(1, 56559980), (2, 28279990), (4, 14139995), (5, 11311996), (10, 5655998), (20, 2827999), (1451, 38980), (1949, 29020), (2902, 19490), (3898, 14510), (5804, 9745), (7255, 7796)]