136140340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{972431}}^1$

素因数の和:972447

約数の個数: 24

約数和(自身を含む): 326737152

約数和(自身を除く): 190596812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 972431, 1944862, 3889724, 4862155, 6807017, 9724310, 13614034, 19448620, 27228068, 34035085, 68070170, 136140340]

約数ペア:

[(1, 136140340), (2, 68070170), (4, 34035085), (5, 27228068), (7, 19448620), (10, 13614034), (14, 9724310), (20, 6807017), (28, 4862155), (35, 3889724), (70, 1944862), (140, 972431)]