179582020

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{887}}^1$

素因数の和:1140

約数の個数: 48

約数和(自身を含む): 386684928

約数和(自身を除く): 207102908

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 191, 212, 265, 382, 530, 764, 887, 955, 1060, 1774, 1910, 3548, 3820, 4435, 8870, 10123, 17740, 20246, 40492, 47011, 50615, 94022, 101230, 169417, 188044, 202460, 235055, 338834, 470110, 677668, 847085, 940220, 1694170, 3388340, 8979101, 17958202, 35916404, 44895505, 89791010, 179582020]

約数ペア:

[(1, 179582020), (2, 89791010), (4, 44895505), (5, 35916404), (10, 17958202), (20, 8979101), (53, 3388340), (106, 1694170), (191, 940220), (212, 847085), (265, 677668), (382, 470110), (530, 338834), (764, 235055), (887, 202460), (955, 188044), (1060, 169417), (1774, 101230), (1910, 94022), (3548, 50615), (3820, 47011), (4435, 40492), (8870, 20246), (10123, 17740)]