97778020

素因数分解:

$2^2\times 5^1\times {\mathrm{4888901}}^1$

素因数の和:4888910

約数の個数: 12

約数和(自身を含む): 205333884

約数和(自身を除く): 107555864

約数列:

[1, 2, 4, 5, 10, 20, 4888901, 9777802, 19555604, 24444505, 48889010, 97778020]

約数ペア:

[(1, 97778020), (2, 48889010), (4, 24444505), (5, 19555604), (10, 9777802), (20, 4888901)]