47906420

素因数分解:

$2^2\times 5^1\times {\mathrm{1229}}^1\times {\mathrm{1949}}^1$

素因数の和:3187

約数の個数: 24

約数和(自身を含む): 100737000

約数和(自身を除く): 52830580

約数列:

[1, 2, 4, 5, 10, 20, 1229, 1949, 2458, 3898, 4916, 6145, 7796, 9745, 12290, 19490, 24580, 38980, 2395321, 4790642, 9581284, 11976605, 23953210, 47906420]

約数ペア:

[(1, 47906420), (2, 23953210), (4, 11976605), (5, 9581284), (10, 4790642), (20, 2395321), (1229, 38980), (1949, 24580), (2458, 19490), (3898, 12290), (4916, 9745), (6145, 7796)]