5720680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{20431}}^1$

素因数の和:20449

約数の個数: 32

約数和(自身を含む): 14711040

約数和(自身を除く): 8990360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 20431, 40862, 81724, 102155, 143017, 163448, 204310, 286034, 408620, 572068, 715085, 817240, 1144136, 1430170, 2860340, 5720680]

約数ペア:

[(1, 5720680), (2, 2860340), (4, 1430170), (5, 1144136), (7, 817240), (8, 715085), (10, 572068), (14, 408620), (20, 286034), (28, 204310), (35, 163448), (40, 143017), (56, 102155), (70, 81724), (140, 40862), (280, 20431)]