8123080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{433}}^1$

素因数の和:518

約数の個数: 64

約数和(自身を含む): 21248640

約数和(自身を除く): 13125560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 433, 469, 536, 670, 866, 938, 1340, 1732, 1876, 2165, 2345, 2680, 3031, 3464, 3752, 4330, 4690, 6062, 8660, 9380, 12124, 15155, 17320, 18760, 24248, 29011, 30310, 58022, 60620, 116044, 121240, 145055, 203077, 232088, 290110, 406154, 580220, 812308, 1015385, 1160440, 1624616, 2030770, 4061540, 8123080]

約数ペア:

[(1, 8123080), (2, 4061540), (4, 2030770), (5, 1624616), (7, 1160440), (8, 1015385), (10, 812308), (14, 580220), (20, 406154), (28, 290110), (35, 232088), (40, 203077), (56, 145055), (67, 121240), (70, 116044), (134, 60620), (140, 58022), (268, 30310), (280, 29011), (335, 24248), (433, 18760), (469, 17320), (536, 15155), (670, 12124), (866, 9380), (938, 8660), (1340, 6062), (1732, 4690), (1876, 4330), (2165, 3752), (2345, 3464), (2680, 3031)]