4005008

素因数分解:

$2^4\times 7^1\times {\mathrm{35759}}^1$

素因数の和:35774

約数の個数: 20

約数和(自身を含む): 8868480

約数和(自身を除く): 4863472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 35759, 71518, 143036, 250313, 286072, 500626, 572144, 1001252, 2002504, 4005008]

約数ペア:

[(1, 4005008), (2, 2002504), (4, 1001252), (7, 572144), (8, 500626), (14, 286072), (16, 250313), (28, 143036), (56, 71518), (112, 35759)]