8680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1$

素因数の和:49

約数の個数: 32

約数和(自身を含む): 23040

約数和(自身を除く): 14360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680]

約数ペア:

[(1, 8680), (2, 4340), (4, 2170), (5, 1736), (7, 1240), (8, 1085), (10, 868), (14, 620), (20, 434), (28, 310), (31, 280), (35, 248), (40, 217), (56, 155), (62, 140), (70, 124)]