2020457905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{2699}}^1\times {\mathrm{8807}}^1$

素因数の和:11528

約数の個数: 16

約数和(自身を含む): 2568412800

約数和(自身を除く): 547954895

約数列:

[1, 5, 17, 85, 2699, 8807, 13495, 44035, 45883, 149719, 229415, 748595, 23770093, 118850465, 404091581, 2020457905]

約数ペア:

[(1, 2020457905), (5, 404091581), (17, 118850465), (85, 23770093), (2699, 748595), (8807, 229415), (13495, 149719), (44035, 45883)]