28390020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{473167}}^1$

素因数の和:473179

約数の個数: 24

約数和(自身を含む): 79492224

約数和(自身を除く): 51102204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 473167, 946334, 1419501, 1892668, 2365835, 2839002, 4731670, 5678004, 7097505, 9463340, 14195010, 28390020]

約数ペア:

[(1, 28390020), (2, 14195010), (3, 9463340), (4, 7097505), (5, 5678004), (6, 4731670), (10, 2839002), (12, 2365835), (15, 1892668), (20, 1419501), (30, 946334), (60, 473167)]