20025710

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{25349}}^1$

素因数の和:25435

約数の個数: 16

約数和(自身を含む): 36504000

約数和(自身を除く): 16478290

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 25349, 50698, 126745, 253490, 2002571, 4005142, 10012855, 20025710]

約数ペア:

[(1, 20025710), (2, 10012855), (5, 4005142), (10, 2002571), (79, 253490), (158, 126745), (395, 50698), (790, 25349)]