8537480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{30491}}^1$

素因数の和:30509

約数の個数: 32

約数和(自身を含む): 21954240

約数和(自身を除く): 13416760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 30491, 60982, 121964, 152455, 213437, 243928, 304910, 426874, 609820, 853748, 1067185, 1219640, 1707496, 2134370, 4268740, 8537480]

約数ペア:

[(1, 8537480), (2, 4268740), (4, 2134370), (5, 1707496), (7, 1219640), (8, 1067185), (10, 853748), (14, 609820), (20, 426874), (28, 304910), (35, 243928), (40, 213437), (56, 152455), (70, 121964), (140, 60982), (280, 30491)]