7400680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{26431}}^1$

素因数の和:26449

約数の個数: 32

約数和(自身を含む): 19031040

約数和(自身を除く): 11630360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 26431, 52862, 105724, 132155, 185017, 211448, 264310, 370034, 528620, 740068, 925085, 1057240, 1480136, 1850170, 3700340, 7400680]

約数ペア:

[(1, 7400680), (2, 3700340), (4, 1850170), (5, 1480136), (7, 1057240), (8, 925085), (10, 740068), (14, 528620), (20, 370034), (28, 264310), (35, 211448), (40, 185017), (56, 132155), (70, 105724), (140, 52862), (280, 26431)]