99420280

素因数分解:

$2^3\times 5^1\times {\mathrm{2485507}}^1$

素因数の和:2485518

約数の個数: 16

約数和(自身を含む): 223695720

約数和(自身を除く): 124275440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2485507, 4971014, 9942028, 12427535, 19884056, 24855070, 49710140, 99420280]

約数ペア:

[(1, 99420280), (2, 49710140), (4, 24855070), (5, 19884056), (8, 12427535), (10, 9942028), (20, 4971014), (40, 2485507)]