6805180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 15057504

約数和(自身を除く): 8252324

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 193, 205, 215, 386, 410, 430, 772, 820, 860, 965, 1763, 1930, 3526, 3860, 7052, 7913, 8299, 8815, 15826, 16598, 17630, 31652, 33196, 35260, 39565, 41495, 79130, 82990, 158260, 165980, 340259, 680518, 1361036, 1701295, 3402590, 6805180]

約数ペア:

[(1, 6805180), (2, 3402590), (4, 1701295), (5, 1361036), (10, 680518), (20, 340259), (41, 165980), (43, 158260), (82, 82990), (86, 79130), (164, 41495), (172, 39565), (193, 35260), (205, 33196), (215, 31652), (386, 17630), (410, 16598), (430, 15826), (772, 8815), (820, 8299), (860, 7913), (965, 7052), (1763, 3860), (1930, 3526)]