287974870

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{11351}}^1$

素因数の和:11460

約数の個数: 32

約数和(自身を含む): 539447040

約数和(自身を除く): 251472170

約数列:

[1, 2, 5, 10, 43, 59, 86, 118, 215, 295, 430, 590, 2537, 5074, 11351, 12685, 22702, 25370, 56755, 113510, 488093, 669709, 976186, 1339418, 2440465, 3348545, 4880930, 6697090, 28797487, 57594974, 143987435, 287974870]

約数ペア:

[(1, 287974870), (2, 143987435), (5, 57594974), (10, 28797487), (43, 6697090), (59, 4880930), (86, 3348545), (118, 2440465), (215, 1339418), (295, 976186), (430, 669709), (590, 488093), (2537, 113510), (5074, 56755), (11351, 25370), (12685, 22702)]