2481220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{479}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 6128640

約数和(自身を除く): 3647420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 479, 518, 740, 958, 1036, 1295, 1916, 2395, 2590, 3353, 4790, 5180, 6706, 9580, 13412, 16765, 17723, 33530, 35446, 67060, 70892, 88615, 124061, 177230, 248122, 354460, 496244, 620305, 1240610, 2481220]

約数ペア:

[(1, 2481220), (2, 1240610), (4, 620305), (5, 496244), (7, 354460), (10, 248122), (14, 177230), (20, 124061), (28, 88615), (35, 70892), (37, 67060), (70, 35446), (74, 33530), (140, 17723), (148, 16765), (185, 13412), (259, 9580), (370, 6706), (479, 5180), (518, 4790), (740, 3353), (958, 2590), (1036, 2395), (1295, 1916)]