172322210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{839}}^1$

素因数の和:935

約数の個数: 64

約数和(自身を含む): 348364800

約数和(自身を除く): 176042590

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 47, 94, 95, 115, 190, 230, 235, 437, 470, 839, 874, 893, 1081, 1678, 1786, 2162, 2185, 4195, 4370, 4465, 5405, 8390, 8930, 10810, 15941, 19297, 20539, 31882, 38594, 39433, 41078, 78866, 79705, 96485, 102695, 159410, 192970, 197165, 205390, 366643, 394330, 733286, 749227, 906959, 1498454, 1813918, 1833215, 3666430, 3746135, 4534795, 7492270, 9069590, 17232221, 34464442, 86161105, 172322210]

約数ペア:

[(1, 172322210), (2, 86161105), (5, 34464442), (10, 17232221), (19, 9069590), (23, 7492270), (38, 4534795), (46, 3746135), (47, 3666430), (94, 1833215), (95, 1813918), (115, 1498454), (190, 906959), (230, 749227), (235, 733286), (437, 394330), (470, 366643), (839, 205390), (874, 197165), (893, 192970), (1081, 159410), (1678, 102695), (1786, 96485), (2162, 79705), (2185, 78866), (4195, 41078), (4370, 39433), (4465, 38594), (5405, 31882), (8390, 20539), (8930, 19297), (10810, 15941)]