28542460

素因数分解:

$2^2\times 5^1\times {\mathrm{547}}^1\times {\mathrm{2609}}^1$

素因数の和:3165

約数の個数: 24

約数和(自身を含む): 60071760

約数和(自身を除く): 31529300

約数列:

[1, 2, 4, 5, 10, 20, 547, 1094, 2188, 2609, 2735, 5218, 5470, 10436, 10940, 13045, 26090, 52180, 1427123, 2854246, 5708492, 7135615, 14271230, 28542460]

約数ペア:

[(1, 28542460), (2, 14271230), (4, 7135615), (5, 5708492), (10, 2854246), (20, 1427123), (547, 52180), (1094, 26090), (2188, 13045), (2609, 10940), (2735, 10436), (5218, 5470)]