1790716040

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{326773}}^1$

素因数の和:326921

約数の個数: 32

約数和(自身を含む): 4058533080

約数和(自身を除く): 2267817040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 326773, 653546, 1307092, 1633865, 2614184, 3267730, 6535460, 13070920, 44767901, 89535802, 179071604, 223839505, 358143208, 447679010, 895358020, 1790716040]

約数ペア:

[(1, 1790716040), (2, 895358020), (4, 447679010), (5, 358143208), (8, 223839505), (10, 179071604), (20, 89535802), (40, 44767901), (137, 13070920), (274, 6535460), (548, 3267730), (685, 2614184), (1096, 1633865), (1370, 1307092), (2740, 653546), (5480, 326773)]