39704336

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4993}}^1$

素因数の和:5079

約数の個数: 40

約数和(自身を含む): 89172864

約数和(自身を除く): 49468528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 4993, 7952, 9986, 19972, 34951, 39944, 69902, 79888, 139804, 279608, 354503, 559216, 709006, 1418012, 2481521, 2836024, 4963042, 5672048, 9926084, 19852168, 39704336]

約数ペア:

[(1, 39704336), (2, 19852168), (4, 9926084), (7, 5672048), (8, 4963042), (14, 2836024), (16, 2481521), (28, 1418012), (56, 709006), (71, 559216), (112, 354503), (142, 279608), (284, 139804), (497, 79888), (568, 69902), (994, 39944), (1136, 34951), (1988, 19972), (3976, 9986), (4993, 7952)]