26908840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13729}}^1$

素因数の和:13754

約数の個数: 48

約数和(自身を含む): 70434900

約数和(自身を除く): 43526060

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 13729, 27458, 54916, 68645, 96103, 109832, 137290, 192206, 274580, 384412, 480515, 549160, 672721, 768824, 961030, 1345442, 1922060, 2690884, 3363605, 3844120, 5381768, 6727210, 13454420, 26908840]

約数ペア:

[(1, 26908840), (2, 13454420), (4, 6727210), (5, 5381768), (7, 3844120), (8, 3363605), (10, 2690884), (14, 1922060), (20, 1345442), (28, 961030), (35, 768824), (40, 672721), (49, 549160), (56, 480515), (70, 384412), (98, 274580), (140, 192206), (196, 137290), (245, 109832), (280, 96103), (392, 68645), (490, 54916), (980, 27458), (1960, 13729)]