1214982020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{129529}}^1$

素因数の和:129612

約数の個数: 48

約数和(自身を含む): 2959501440

約数和(自身を除く): 1744519420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 4690, 9380, 129529, 259058, 518116, 647645, 906703, 1295290, 1813406, 2590580, 3626812, 4533515, 8678443, 9067030, 17356886, 18134060, 34713772, 43392215, 60749101, 86784430, 121498202, 173568860, 242996404, 303745505, 607491010, 1214982020]

約数ペア:

[(1, 1214982020), (2, 607491010), (4, 303745505), (5, 242996404), (7, 173568860), (10, 121498202), (14, 86784430), (20, 60749101), (28, 43392215), (35, 34713772), (67, 18134060), (70, 17356886), (134, 9067030), (140, 8678443), (268, 4533515), (335, 3626812), (469, 2590580), (670, 1813406), (938, 1295290), (1340, 906703), (1876, 647645), (2345, 518116), (4690, 259058), (9380, 129529)]