13213280

素因数分解:

$2^5\times 5^1\times {\mathrm{269}}^1\times {\mathrm{307}}^1$

素因数の和:591

約数の個数: 48

約数和(自身を含む): 31434480

約数和(自身を除く): 18221200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 269, 307, 538, 614, 1076, 1228, 1345, 1535, 2152, 2456, 2690, 3070, 4304, 4912, 5380, 6140, 8608, 9824, 10760, 12280, 21520, 24560, 43040, 49120, 82583, 165166, 330332, 412915, 660664, 825830, 1321328, 1651660, 2642656, 3303320, 6606640, 13213280]

約数ペア:

[(1, 13213280), (2, 6606640), (4, 3303320), (5, 2642656), (8, 1651660), (10, 1321328), (16, 825830), (20, 660664), (32, 412915), (40, 330332), (80, 165166), (160, 82583), (269, 49120), (307, 43040), (538, 24560), (614, 21520), (1076, 12280), (1228, 10760), (1345, 9824), (1535, 8608), (2152, 6140), (2456, 5380), (2690, 4912), (3070, 4304)]