51215260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{134777}}^1$

素因数の和:134805

約数の個数: 24

約数和(自身を含む): 113213520

約数和(自身を除く): 61998260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 134777, 269554, 539108, 673885, 1347770, 2560763, 2695540, 5121526, 10243052, 12803815, 25607630, 51215260]

約数ペア:

[(1, 51215260), (2, 25607630), (4, 12803815), (5, 10243052), (10, 5121526), (19, 2695540), (20, 2560763), (38, 1347770), (76, 673885), (95, 539108), (190, 269554), (380, 134777)]