12805010

素因数分解:

$2^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{2971}}^1$

素因数の和:3409

約数の個数: 16

約数和(自身を含む): 23110272

約数和(自身を除く): 10305262

約数列:

[1, 2, 5, 10, 431, 862, 2155, 2971, 4310, 5942, 14855, 29710, 1280501, 2561002, 6402505, 12805010]

約数ペア:

[(1, 12805010), (2, 6402505), (5, 2561002), (10, 1280501), (431, 29710), (862, 14855), (2155, 5942), (2971, 4310)]