2080771490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{110503}}^1$

素因数の和:110786

約数の個数: 32

約数和(自身を含む): 4296395520

約数和(自身を除く): 2215624030

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 269, 538, 1345, 1883, 2690, 3766, 9415, 18830, 110503, 221006, 552515, 773521, 1105030, 1547042, 3867605, 7735210, 29725307, 59450614, 148626535, 208077149, 297253070, 416154298, 1040385745, 2080771490]

約数ペア:

[(1, 2080771490), (2, 1040385745), (5, 416154298), (7, 297253070), (10, 208077149), (14, 148626535), (35, 59450614), (70, 29725307), (269, 7735210), (538, 3867605), (1345, 1547042), (1883, 1105030), (2690, 773521), (3766, 552515), (9415, 221006), (18830, 110503)]