2019944837080

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{239329957}}^1$

素因数の和:239330179

約数の個数: 32

約数和(自身を含む): 4566415598640

約数和(自身を除く): 2546470761560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 239329957, 478659914, 957319828, 1196649785, 1914639656, 2393299570, 4786599140, 9573198280, 50498620927, 100997241854, 201994483708, 252493104635, 403988967416, 504986209270, 1009972418540, 2019944837080]

約数ペア:

[(1, 2019944837080), (2, 1009972418540), (4, 504986209270), (5, 403988967416), (8, 252493104635), (10, 201994483708), (20, 100997241854), (40, 50498620927), (211, 9573198280), (422, 4786599140), (844, 2393299570), (1055, 1914639656), (1688, 1196649785), (2110, 957319828), (4220, 478659914), (8440, 239329957)]