280051340

素因数分解:

$2^2\times 5^1\times {\mathrm{2089}}^1\times {\mathrm{6703}}^1$

素因数の和:8801

約数の個数: 24

約数和(自身を含む): 588477120

約数和(自身を除く): 308425780

約数列:

[1, 2, 4, 5, 10, 20, 2089, 4178, 6703, 8356, 10445, 13406, 20890, 26812, 33515, 41780, 67030, 134060, 14002567, 28005134, 56010268, 70012835, 140025670, 280051340]

約数ペア:

[(1, 280051340), (2, 140025670), (4, 70012835), (5, 56010268), (10, 28005134), (20, 14002567), (2089, 134060), (4178, 67030), (6703, 41780), (8356, 33515), (10445, 26812), (13406, 20890)]