168442540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1203161}}^1$

素因数の和:1203177

約数の個数: 24

約数和(自身を含む): 404262432

約数和(自身を除く): 235819892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1203161, 2406322, 4812644, 6015805, 8422127, 12031610, 16844254, 24063220, 33688508, 42110635, 84221270, 168442540]

約数ペア:

[(1, 168442540), (2, 84221270), (4, 42110635), (5, 33688508), (7, 24063220), (10, 16844254), (14, 12031610), (20, 8422127), (28, 6015805), (35, 4812644), (70, 2406322), (140, 1203161)]