31920650

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{5857}}^1$

素因数の和:5978

約数の個数: 24

約数和(自身を含む): 59927340

約数和(自身を除く): 28006690

約数列:

[1, 2, 5, 10, 25, 50, 109, 218, 545, 1090, 2725, 5450, 5857, 11714, 29285, 58570, 146425, 292850, 638413, 1276826, 3192065, 6384130, 15960325, 31920650]

約数ペア:

[(1, 31920650), (2, 15960325), (5, 6384130), (10, 3192065), (25, 1276826), (50, 638413), (109, 292850), (218, 146425), (545, 58570), (1090, 29285), (2725, 11714), (5450, 5857)]