420879452

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{190271}}^1$

素因数の和:190361

約数の個数: 24

約数和(自身を含む): 852418560

約数和(自身を除く): 431539108

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 190271, 380542, 761084, 1331897, 2663794, 5327588, 15031409, 30062818, 60125636, 105219863, 210439726, 420879452]

約数ペア:

[(1, 420879452), (2, 210439726), (4, 105219863), (7, 60125636), (14, 30062818), (28, 15031409), (79, 5327588), (158, 2663794), (316, 1331897), (553, 761084), (1106, 380542), (2212, 190271)]