12371500

素因数分解:

$2^2\times 5^3\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:355

約数の個数: 48

約数和(自身を含む): 27387360

約数和(自身を除く): 15015860

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 125, 218, 227, 250, 436, 454, 500, 545, 908, 1090, 1135, 2180, 2270, 2725, 4540, 5450, 5675, 10900, 11350, 13625, 22700, 24743, 27250, 28375, 49486, 54500, 56750, 98972, 113500, 123715, 247430, 494860, 618575, 1237150, 2474300, 3092875, 6185750, 12371500]

約数ペア:

[(1, 12371500), (2, 6185750), (4, 3092875), (5, 2474300), (10, 1237150), (20, 618575), (25, 494860), (50, 247430), (100, 123715), (109, 113500), (125, 98972), (218, 56750), (227, 54500), (250, 49486), (436, 28375), (454, 27250), (500, 24743), (545, 22700), (908, 13625), (1090, 11350), (1135, 10900), (2180, 5675), (2270, 5450), (2725, 4540)]