126900340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{906431}}^1$

素因数の和:906447

約数の個数: 24

約数和(自身を含む): 304561152

約数和(自身を除く): 177660812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 906431, 1812862, 3625724, 4532155, 6345017, 9064310, 12690034, 18128620, 25380068, 31725085, 63450170, 126900340]

約数ペア:

[(1, 126900340), (2, 63450170), (4, 31725085), (5, 25380068), (7, 18128620), (10, 12690034), (14, 9064310), (20, 6345017), (28, 4532155), (35, 3625724), (70, 1812862), (140, 906431)]