2912400680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{10401431}}^1$

素因数の和:10401449

約数の個数: 32

約数和(自身を含む): 7489031040

約数和(自身を除く): 4576630360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 10401431, 20802862, 41605724, 52007155, 72810017, 83211448, 104014310, 145620034, 208028620, 291240068, 364050085, 416057240, 582480136, 728100170, 1456200340, 2912400680]

約数ペア:

[(1, 2912400680), (2, 1456200340), (4, 728100170), (5, 582480136), (7, 416057240), (8, 364050085), (10, 291240068), (14, 208028620), (20, 145620034), (28, 104014310), (35, 83211448), (40, 72810017), (56, 52007155), (70, 41605724), (140, 20802862), (280, 10401431)]