207489020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1\times {\mathrm{719}}^1$

素因数の和:1082

約数の個数: 48

約数和(自身を含む): 447068160

約数和(自身を除く): 239579140

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 307, 470, 614, 719, 940, 1228, 1438, 1535, 2876, 3070, 3595, 6140, 7190, 14380, 14429, 28858, 33793, 57716, 67586, 72145, 135172, 144290, 168965, 220733, 288580, 337930, 441466, 675860, 882932, 1103665, 2207330, 4414660, 10374451, 20748902, 41497804, 51872255, 103744510, 207489020]

約数ペア:

[(1, 207489020), (2, 103744510), (4, 51872255), (5, 41497804), (10, 20748902), (20, 10374451), (47, 4414660), (94, 2207330), (188, 1103665), (235, 882932), (307, 675860), (470, 441466), (614, 337930), (719, 288580), (940, 220733), (1228, 168965), (1438, 144290), (1535, 135172), (2876, 72145), (3070, 67586), (3595, 57716), (6140, 33793), (7190, 28858), (14380, 14429)]