20127390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{2551}}^1$

素因数の和:2824

約数の個数: 32

約数和(自身を含む): 48508416

約数和(自身を除く): 28381026

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 263, 526, 789, 1315, 1578, 2551, 2630, 3945, 5102, 7653, 7890, 12755, 15306, 25510, 38265, 76530, 670913, 1341826, 2012739, 3354565, 4025478, 6709130, 10063695, 20127390]

約数ペア:

[(1, 20127390), (2, 10063695), (3, 6709130), (5, 4025478), (6, 3354565), (10, 2012739), (15, 1341826), (30, 670913), (263, 76530), (526, 38265), (789, 25510), (1315, 15306), (1578, 12755), (2551, 7890), (2630, 7653), (3945, 5102)]