2641340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10159}}^1$

素因数の和:10181

約数の個数: 24

約数和(自身を含む): 5974080

約数和(自身を除く): 3332740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 10159, 20318, 40636, 50795, 101590, 132067, 203180, 264134, 528268, 660335, 1320670, 2641340]

約数ペア:

[(1, 2641340), (2, 1320670), (4, 660335), (5, 528268), (10, 264134), (13, 203180), (20, 132067), (26, 101590), (52, 50795), (65, 40636), (130, 20318), (260, 10159)]