1258657940

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{547}}^1\times {\mathrm{1117}}^1$

素因数の和:1776

約数の個数: 48

約数和(自身を含む): 2676116352

約数和(自身を除く): 1417458412

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 547, 1030, 1094, 1117, 2060, 2188, 2234, 2735, 4468, 5470, 5585, 10940, 11170, 22340, 56341, 112682, 115051, 225364, 230102, 281705, 460204, 563410, 575255, 610999, 1126820, 1150510, 1221998, 2301020, 2443996, 3054995, 6109990, 12219980, 62932897, 125865794, 251731588, 314664485, 629328970, 1258657940]

約数ペア:

[(1, 1258657940), (2, 629328970), (4, 314664485), (5, 251731588), (10, 125865794), (20, 62932897), (103, 12219980), (206, 6109990), (412, 3054995), (515, 2443996), (547, 2301020), (1030, 1221998), (1094, 1150510), (1117, 1126820), (2060, 610999), (2188, 575255), (2234, 563410), (2735, 460204), (4468, 281705), (5470, 230102), (5585, 225364), (10940, 115051), (11170, 112682), (22340, 56341)]