2051815

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:362

約数の個数: 16

約数和(自身を含む): 2643840

約数和(自身を除く): 592025

約数列:

[1, 5, 17, 85, 101, 239, 505, 1195, 1717, 4063, 8585, 20315, 24139, 120695, 410363, 2051815]

約数ペア:

[(1, 2051815), (5, 410363), (17, 120695), (85, 24139), (101, 20315), (239, 8585), (505, 4063), (1195, 1717)]