137809420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{984353}}^1$

素因数の和:984369

約数の個数: 24

約数和(自身を含む): 330742944

約数和(自身を除く): 192933524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 984353, 1968706, 3937412, 4921765, 6890471, 9843530, 13780942, 19687060, 27561884, 34452355, 68904710, 137809420]

約数ペア:

[(1, 137809420), (2, 68904710), (4, 34452355), (5, 27561884), (7, 19687060), (10, 13780942), (14, 9843530), (20, 6890471), (28, 4921765), (35, 3937412), (70, 1968706), (140, 984353)]