28410004

素因数分解:

$2^2\times 7^3\times {\mathrm{20707}}^1$

素因数の和:20732

約数の個数: 24

約数和(自身を含む): 57982400

約数和(自身を除く): 29572396

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 20707, 41414, 82828, 144949, 289898, 579796, 1014643, 2029286, 4058572, 7102501, 14205002, 28410004]

約数ペア:

[(1, 28410004), (2, 14205002), (4, 7102501), (7, 4058572), (14, 2029286), (28, 1014643), (49, 579796), (98, 289898), (196, 144949), (343, 82828), (686, 41414), (1372, 20707)]