18865320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157211}}^1$

素因数の和:157225

約数の個数: 32

約数和(自身を含む): 56596320

約数和(自身を除く): 37731000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157211, 314422, 471633, 628844, 786055, 943266, 1257688, 1572110, 1886532, 2358165, 3144220, 3773064, 4716330, 6288440, 9432660, 18865320]

約数ペア:

[(1, 18865320), (2, 9432660), (3, 6288440), (4, 4716330), (5, 3773064), (6, 3144220), (8, 2358165), (10, 1886532), (12, 1572110), (15, 1257688), (20, 943266), (24, 786055), (30, 628844), (40, 471633), (60, 314422), (120, 157211)]