40625774

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1777}}^1$

素因数の和:1880

約数の個数: 32

約数和(自身を含む): 73737216

約数和(自身を除く): 33111442

約数列:

[1, 2, 7, 14, 23, 46, 71, 142, 161, 322, 497, 994, 1633, 1777, 3266, 3554, 11431, 12439, 22862, 24878, 40871, 81742, 126167, 252334, 286097, 572194, 883169, 1766338, 2901841, 5803682, 20312887, 40625774]

約数ペア:

[(1, 40625774), (2, 20312887), (7, 5803682), (14, 2901841), (23, 1766338), (46, 883169), (71, 572194), (142, 286097), (161, 252334), (322, 126167), (497, 81742), (994, 40871), (1633, 24878), (1777, 22862), (3266, 12439), (3554, 11431)]