8660680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{30931}}^1$

素因数の和:30949

約数の個数: 32

約数和(自身を含む): 22271040

約数和(自身を除く): 13610360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 30931, 61862, 123724, 154655, 216517, 247448, 309310, 433034, 618620, 866068, 1082585, 1237240, 1732136, 2165170, 4330340, 8660680]

約数ペア:

[(1, 8660680), (2, 4330340), (4, 2165170), (5, 1732136), (7, 1237240), (8, 1082585), (10, 866068), (14, 618620), (20, 433034), (28, 309310), (35, 247448), (40, 216517), (56, 154655), (70, 123724), (140, 61862), (280, 30931)]