2019960475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{144541}}^1$

素因数の和:144607

約数の個数: 24

約数和(自身を含む): 2760174032

約数和(自身を除く): 740213557

約数列:

[1, 5, 13, 25, 43, 65, 215, 325, 559, 1075, 2795, 13975, 144541, 722705, 1879033, 3613525, 6215263, 9395165, 31076315, 46975825, 80798419, 155381575, 403992095, 2019960475]

約数ペア:

[(1, 2019960475), (5, 403992095), (13, 155381575), (25, 80798419), (43, 46975825), (65, 31076315), (215, 9395165), (325, 6215263), (559, 3613525), (1075, 1879033), (2795, 722705), (13975, 144541)]