28813210

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{14479}}^1$

素因数の和:14685

約数の個数: 16

約数和(自身を含む): 52128000

約数和(自身を除く): 23314790

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 14479, 28958, 72395, 144790, 2881321, 5762642, 14406605, 28813210]

約数ペア:

[(1, 28813210), (2, 14406605), (5, 5762642), (10, 2881321), (199, 144790), (398, 72395), (995, 28958), (1990, 14479)]