2019480940

素因数分解:

$2^2\times 5^1\times {\mathrm{100974047}}^1$

素因数の和:100974056

約数の個数: 12

約数和(自身を含む): 4240910016

約数和(自身を除く): 2221429076

約数列:

[1, 2, 4, 5, 10, 20, 100974047, 201948094, 403896188, 504870235, 1009740470, 2019480940]

約数ペア:

[(1, 2019480940), (2, 1009740470), (4, 504870235), (5, 403896188), (10, 201948094), (20, 100974047)]