164004820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1171463}}^1$

素因数の和:1171479

約数の個数: 24

約数和(自身を含む): 393611904

約数和(自身を除く): 229607084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1171463, 2342926, 4685852, 5857315, 8200241, 11714630, 16400482, 23429260, 32800964, 41001205, 82002410, 164004820]

約数ペア:

[(1, 164004820), (2, 82002410), (4, 41001205), (5, 32800964), (7, 23429260), (10, 16400482), (14, 11714630), (20, 8200241), (28, 5857315), (35, 4685852), (70, 2342926), (140, 1171463)]