9859280

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{491}}^1$

素因数の和:755

約数の個数: 40

約数和(自身を含む): 23061024

約数和(自身を除く): 13201744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 491, 502, 982, 1004, 1255, 1964, 2008, 2455, 2510, 3928, 4016, 4910, 5020, 7856, 9820, 10040, 19640, 20080, 39280, 123241, 246482, 492964, 616205, 985928, 1232410, 1971856, 2464820, 4929640, 9859280]

約数ペア:

[(1, 9859280), (2, 4929640), (4, 2464820), (5, 1971856), (8, 1232410), (10, 985928), (16, 616205), (20, 492964), (40, 246482), (80, 123241), (251, 39280), (491, 20080), (502, 19640), (982, 10040), (1004, 9820), (1255, 7856), (1964, 5020), (2008, 4910), (2455, 4016), (2510, 3928)]