4087090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{439}}^1$

素因数の和:479

約数の個数: 48

約数和(自身を含む): 9028800

約数和(自身を除く): 4941710

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 439, 490, 665, 878, 931, 1330, 1862, 2195, 3073, 4390, 4655, 6146, 8341, 9310, 15365, 16682, 21511, 30730, 41705, 43022, 58387, 83410, 107555, 116774, 215110, 291935, 408709, 583870, 817418, 2043545, 4087090]

約数ペア:

[(1, 4087090), (2, 2043545), (5, 817418), (7, 583870), (10, 408709), (14, 291935), (19, 215110), (35, 116774), (38, 107555), (49, 83410), (70, 58387), (95, 43022), (98, 41705), (133, 30730), (190, 21511), (245, 16682), (266, 15365), (439, 9310), (490, 8341), (665, 6146), (878, 4655), (931, 4390), (1330, 3073), (1862, 2195)]