28952770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1979}}^1$

素因数の和:2023

約数の個数: 64

約数和(自身を含む): 68428800

約数和(自身を除く): 39476030

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 55, 70, 77, 95, 110, 133, 154, 190, 209, 266, 385, 418, 665, 770, 1045, 1330, 1463, 1979, 2090, 2926, 3958, 7315, 9895, 13853, 14630, 19790, 21769, 27706, 37601, 43538, 69265, 75202, 108845, 138530, 152383, 188005, 217690, 263207, 304766, 376010, 413611, 526414, 761915, 827222, 1316035, 1523830, 2068055, 2632070, 2895277, 4136110, 5790554, 14476385, 28952770]

約数ペア:

[(1, 28952770), (2, 14476385), (5, 5790554), (7, 4136110), (10, 2895277), (11, 2632070), (14, 2068055), (19, 1523830), (22, 1316035), (35, 827222), (38, 761915), (55, 526414), (70, 413611), (77, 376010), (95, 304766), (110, 263207), (133, 217690), (154, 188005), (190, 152383), (209, 138530), (266, 108845), (385, 75202), (418, 69265), (665, 43538), (770, 37601), (1045, 27706), (1330, 21769), (1463, 19790), (1979, 14630), (2090, 13853), (2926, 9895), (3958, 7315)]