3991060

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{463}}^1$

素因数の和:903

約数の個数: 24

約数和(自身を含む): 8418816

約数和(自身を除く): 4427756

約数列:

[1, 2, 4, 5, 10, 20, 431, 463, 862, 926, 1724, 1852, 2155, 2315, 4310, 4630, 8620, 9260, 199553, 399106, 798212, 997765, 1995530, 3991060]

約数ペア:

[(1, 3991060), (2, 1995530), (4, 997765), (5, 798212), (10, 399106), (20, 199553), (431, 9260), (463, 8620), (862, 4630), (926, 4310), (1724, 2315), (1852, 2155)]