406805008

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{358103}}^1$

素因数の和:358182

約数の個数: 20

約数和(自身を含む): 799288128

約数和(自身を除く): 392483120

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 358103, 716206, 1432412, 2864824, 5729648, 25425313, 50850626, 101701252, 203402504, 406805008]

約数ペア:

[(1, 406805008), (2, 203402504), (4, 101701252), (8, 50850626), (16, 25425313), (71, 5729648), (142, 2864824), (284, 1432412), (568, 716206), (1136, 358103)]