2019093080

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{191929}}^1$

素因数の和:192203

約数の個数: 32

約数和(自身を含む): 4560256800

約数和(自身を除く): 2541163720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 10520, 191929, 383858, 767716, 959645, 1535432, 1919290, 3838580, 7677160, 50477327, 100954654, 201909308, 252386635, 403818616, 504773270, 1009546540, 2019093080]

約数ペア:

[(1, 2019093080), (2, 1009546540), (4, 504773270), (5, 403818616), (8, 252386635), (10, 201909308), (20, 100954654), (40, 50477327), (263, 7677160), (526, 3838580), (1052, 1919290), (1315, 1535432), (2104, 959645), (2630, 767716), (5260, 383858), (10520, 191929)]