1569646780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{128449}}^1$

素因数の和:128518

約数の個数: 48

約数和(自身を含む): 3625372800

約数和(自身を除く): 2055726020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2444, 3055, 6110, 12220, 128449, 256898, 513796, 642245, 1284490, 1669837, 2568980, 3339674, 6037103, 6679348, 8349185, 12074206, 16698370, 24148412, 30185515, 33396740, 60371030, 78482339, 120742060, 156964678, 313929356, 392411695, 784823390, 1569646780]

約数ペア:

[(1, 1569646780), (2, 784823390), (4, 392411695), (5, 313929356), (10, 156964678), (13, 120742060), (20, 78482339), (26, 60371030), (47, 33396740), (52, 30185515), (65, 24148412), (94, 16698370), (130, 12074206), (188, 8349185), (235, 6679348), (260, 6037103), (470, 3339674), (611, 2568980), (940, 1669837), (1222, 1284490), (2444, 642245), (3055, 513796), (6110, 256898), (12220, 128449)]