20105650

素因数分解:

$2^1\times 5^2\times {\mathrm{151}}^1\times {\mathrm{2663}}^1$

素因数の和:2826

約数の個数: 24

約数和(自身を含む): 37658304

約数和(自身を除く): 17552654

約数列:

[1, 2, 5, 10, 25, 50, 151, 302, 755, 1510, 2663, 3775, 5326, 7550, 13315, 26630, 66575, 133150, 402113, 804226, 2010565, 4021130, 10052825, 20105650]

約数ペア:

[(1, 20105650), (2, 10052825), (5, 4021130), (10, 2010565), (25, 804226), (50, 402113), (151, 133150), (302, 66575), (755, 26630), (1510, 13315), (2663, 7550), (3775, 5326)]