210564860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{5347}}^1$

素因数の和:5546

約数の個数: 48

約数和(自身を含む): 485170560

約数和(自身を除く): 274605700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 179, 220, 358, 716, 895, 1790, 1969, 3580, 3938, 5347, 7876, 9845, 10694, 19690, 21388, 26735, 39380, 53470, 58817, 106940, 117634, 235268, 294085, 588170, 957113, 1176340, 1914226, 3828452, 4785565, 9571130, 10528243, 19142260, 21056486, 42112972, 52641215, 105282430, 210564860]

約数ペア:

[(1, 210564860), (2, 105282430), (4, 52641215), (5, 42112972), (10, 21056486), (11, 19142260), (20, 10528243), (22, 9571130), (44, 4785565), (55, 3828452), (110, 1914226), (179, 1176340), (220, 957113), (358, 588170), (716, 294085), (895, 235268), (1790, 117634), (1969, 106940), (3580, 58817), (3938, 53470), (5347, 39380), (7876, 26735), (9845, 21388), (10694, 19690)]