8828680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31531}}^1$

素因数の和:31549

約数の個数: 32

約数和(自身を含む): 22703040

約数和(自身を除く): 13874360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 31531, 63062, 126124, 157655, 220717, 252248, 315310, 441434, 630620, 882868, 1103585, 1261240, 1765736, 2207170, 4414340, 8828680]

約数ペア:

[(1, 8828680), (2, 4414340), (4, 2207170), (5, 1765736), (7, 1261240), (8, 1103585), (10, 882868), (14, 630620), (20, 441434), (28, 315310), (35, 252248), (40, 220717), (56, 157655), (70, 126124), (140, 63062), (280, 31531)]