13165180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{347}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 31804416

約数和(自身を除く): 18639236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 271, 347, 542, 694, 1084, 1355, 1388, 1735, 1897, 2429, 2710, 3470, 3794, 4858, 5420, 6940, 7588, 9485, 9716, 12145, 18970, 24290, 37940, 48580, 94037, 188074, 376148, 470185, 658259, 940370, 1316518, 1880740, 2633036, 3291295, 6582590, 13165180]

約数ペア:

[(1, 13165180), (2, 6582590), (4, 3291295), (5, 2633036), (7, 1880740), (10, 1316518), (14, 940370), (20, 658259), (28, 470185), (35, 376148), (70, 188074), (140, 94037), (271, 48580), (347, 37940), (542, 24290), (694, 18970), (1084, 12145), (1355, 9716), (1388, 9485), (1735, 7588), (1897, 6940), (2429, 5420), (2710, 4858), (3470, 3794)]