2588120

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{727}}^1$

素因数の和:827

約数の個数: 32

約数和(自身を含む): 5896800

約数和(自身を除く): 3308680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 727, 890, 1454, 1780, 2908, 3560, 3635, 5816, 7270, 14540, 29080, 64703, 129406, 258812, 323515, 517624, 647030, 1294060, 2588120]

約数ペア:

[(1, 2588120), (2, 1294060), (4, 647030), (5, 517624), (8, 323515), (10, 258812), (20, 129406), (40, 64703), (89, 29080), (178, 14540), (356, 7270), (445, 5816), (712, 3635), (727, 3560), (890, 2908), (1454, 1780)]