38774890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1361}}^1$

素因数の和:1423

約数の個数: 64

約数和(自身を含む): 89434368

約数和(自身を除く): 50659478

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 37, 55, 70, 74, 77, 110, 154, 185, 259, 370, 385, 407, 518, 770, 814, 1295, 1361, 2035, 2590, 2722, 2849, 4070, 5698, 6805, 9527, 13610, 14245, 14971, 19054, 28490, 29942, 47635, 50357, 74855, 95270, 100714, 104797, 149710, 209594, 251785, 352499, 503570, 523985, 553927, 704998, 1047970, 1107854, 1762495, 2769635, 3524990, 3877489, 5539270, 7754978, 19387445, 38774890]

約数ペア:

[(1, 38774890), (2, 19387445), (5, 7754978), (7, 5539270), (10, 3877489), (11, 3524990), (14, 2769635), (22, 1762495), (35, 1107854), (37, 1047970), (55, 704998), (70, 553927), (74, 523985), (77, 503570), (110, 352499), (154, 251785), (185, 209594), (259, 149710), (370, 104797), (385, 100714), (407, 95270), (518, 74855), (770, 50357), (814, 47635), (1295, 29942), (1361, 28490), (2035, 19054), (2590, 14971), (2722, 14245), (2849, 13610), (4070, 9527), (5698, 6805)]