200709320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{716819}}^1$

素因数の和:716837

約数の個数: 32

約数和(自身を含む): 516110400

約数和(自身を除く): 315401080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 716819, 1433638, 2867276, 3584095, 5017733, 5734552, 7168190, 10035466, 14336380, 20070932, 25088665, 28672760, 40141864, 50177330, 100354660, 200709320]

約数ペア:

[(1, 200709320), (2, 100354660), (4, 50177330), (5, 40141864), (7, 28672760), (8, 25088665), (10, 20070932), (14, 14336380), (20, 10035466), (28, 7168190), (35, 5734552), (40, 5017733), (56, 3584095), (70, 2867276), (140, 1433638), (280, 716819)]