2154488

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 4684800

約数和(自身を除く): 2530312

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 487, 553, 632, 974, 1106, 1948, 2212, 3409, 3896, 4424, 6818, 13636, 27272, 38473, 76946, 153892, 269311, 307784, 538622, 1077244, 2154488]

約数ペア:

[(1, 2154488), (2, 1077244), (4, 538622), (7, 307784), (8, 269311), (14, 153892), (28, 76946), (56, 38473), (79, 27272), (158, 13636), (316, 6818), (487, 4424), (553, 3896), (632, 3409), (974, 2212), (1106, 1948)]