28160260

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{13159}}^1$

素因数の和:13275

約数の個数: 24

約数和(自身を含む): 59693760

約数和(自身を除く): 31533500

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 13159, 26318, 52636, 65795, 131590, 263180, 1408013, 2816026, 5632052, 7040065, 14080130, 28160260]

約数ペア:

[(1, 28160260), (2, 14080130), (4, 7040065), (5, 5632052), (10, 2816026), (20, 1408013), (107, 263180), (214, 131590), (428, 65795), (535, 52636), (1070, 26318), (2140, 13159)]