268681420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{51869}}^1$

素因数の和:51922

約数の個数: 48

約数和(自身を含む): 662276160

約数和(自身を除く): 393594740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 51869, 103738, 207476, 259345, 363083, 518690, 726166, 1037380, 1452332, 1815415, 1919153, 3630830, 3838306, 7261660, 7676612, 9595765, 13434071, 19191530, 26868142, 38383060, 53736284, 67170355, 134340710, 268681420]

約数ペア:

[(1, 268681420), (2, 134340710), (4, 67170355), (5, 53736284), (7, 38383060), (10, 26868142), (14, 19191530), (20, 13434071), (28, 9595765), (35, 7676612), (37, 7261660), (70, 3838306), (74, 3630830), (140, 1919153), (148, 1815415), (185, 1452332), (259, 1037380), (370, 726166), (518, 518690), (740, 363083), (1036, 259345), (1295, 207476), (2590, 103738), (5180, 51869)]