897040270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{180491}}^1$

素因数の和:180576

約数の個数: 32

約数和(自身を含む): 1871341056

約数和(自身を除く): 974300786

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 180491, 360982, 902455, 1263437, 1804910, 2526874, 6317185, 12634370, 12814861, 25629722, 64074305, 89704027, 128148610, 179408054, 448520135, 897040270]

約数ペア:

[(1, 897040270), (2, 448520135), (5, 179408054), (7, 128148610), (10, 89704027), (14, 64074305), (35, 25629722), (70, 12814861), (71, 12634370), (142, 6317185), (355, 2526874), (497, 1804910), (710, 1263437), (994, 902455), (2485, 360982), (4970, 180491)]