2638060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7759}}^1$

素因数の和:7785

約数の個数: 24

約数和(自身を含む): 5866560

約数和(自身を除く): 3228500

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 7759, 15518, 31036, 38795, 77590, 131903, 155180, 263806, 527612, 659515, 1319030, 2638060]

約数ペア:

[(1, 2638060), (2, 1319030), (4, 659515), (5, 527612), (10, 263806), (17, 155180), (20, 131903), (34, 77590), (68, 38795), (85, 31036), (170, 15518), (340, 7759)]