40439896

素因数分解:

$2^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1453}}^1$

素因数の和:1544

約数の個数: 48

約数和(自身を含む): 89508240

約数和(自身を除く): 49068344

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 71, 98, 142, 196, 284, 392, 497, 568, 994, 1453, 1988, 2906, 3479, 3976, 5812, 6958, 10171, 11624, 13916, 20342, 27832, 40684, 71197, 81368, 103163, 142394, 206326, 284788, 412652, 569576, 722141, 825304, 1444282, 2888564, 5054987, 5777128, 10109974, 20219948, 40439896]

約数ペア:

[(1, 40439896), (2, 20219948), (4, 10109974), (7, 5777128), (8, 5054987), (14, 2888564), (28, 1444282), (49, 825304), (56, 722141), (71, 569576), (98, 412652), (142, 284788), (196, 206326), (284, 142394), (392, 103163), (497, 81368), (568, 71197), (994, 40684), (1453, 27832), (1988, 20342), (2906, 13916), (3479, 11624), (3976, 10171), (5812, 6958)]