2039408

素因数分解:

$2^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:285

約数の個数: 40

約数和(自身を含む): 4583040

約数和(自身を除く): 2543632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 131, 139, 262, 278, 524, 556, 917, 973, 1048, 1112, 1834, 1946, 2096, 2224, 3668, 3892, 7336, 7784, 14672, 15568, 18209, 36418, 72836, 127463, 145672, 254926, 291344, 509852, 1019704, 2039408]

約数ペア:

[(1, 2039408), (2, 1019704), (4, 509852), (7, 291344), (8, 254926), (14, 145672), (16, 127463), (28, 72836), (56, 36418), (112, 18209), (131, 15568), (139, 14672), (262, 7784), (278, 7336), (524, 3892), (556, 3668), (917, 2224), (973, 2096), (1048, 1946), (1112, 1834)]