17409980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3361}}^1$

素因数の和:3414

約数の個数: 48

約数和(自身を含む): 42926016

約数和(自身を除く): 25516036

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, 3361, 5180, 6722, 13444, 16805, 23527, 33610, 47054, 67220, 94108, 117635, 124357, 235270, 248714, 470540, 497428, 621785, 870499, 1243570, 1740998, 2487140, 3481996, 4352495, 8704990, 17409980]

約数ペア:

[(1, 17409980), (2, 8704990), (4, 4352495), (5, 3481996), (7, 2487140), (10, 1740998), (14, 1243570), (20, 870499), (28, 621785), (35, 497428), (37, 470540), (70, 248714), (74, 235270), (140, 124357), (148, 117635), (185, 94108), (259, 67220), (370, 47054), (518, 33610), (740, 23527), (1036, 16805), (1295, 13444), (2590, 6722), (3361, 5180)]