10820860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{563}}^1$

素因数の和:634

約数の個数: 36

約数和(自身を含む): 23522184

約数和(自身を除く): 12701324

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 563, 620, 961, 1126, 1922, 2252, 2815, 3844, 4805, 5630, 9610, 11260, 17453, 19220, 34906, 69812, 87265, 174530, 349060, 541043, 1082086, 2164172, 2705215, 5410430, 10820860]

約数ペア:

[(1, 10820860), (2, 5410430), (4, 2705215), (5, 2164172), (10, 1082086), (20, 541043), (31, 349060), (62, 174530), (124, 87265), (155, 69812), (310, 34906), (563, 19220), (620, 17453), (961, 11260), (1126, 9610), (1922, 5630), (2252, 4805), (2815, 3844)]