2011031440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{120277}}^1$

素因数の和:120320

約数の個数: 80

約数和(自身を含む): 5369209920

約数和(自身を除く): 3358178480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 3344, 4180, 8360, 16720, 120277, 240554, 481108, 601385, 962216, 1202770, 1323047, 1924432, 2285263, 2405540, 2646094, 4570526, 4811080, 5292188, 6615235, 9141052, 9622160, 10584376, 11426315, 13230470, 18282104, 21168752, 22852630, 25137893, 26460940, 36564208, 45705260, 50275786, 52921880, 91410520, 100551572, 105843760, 125689465, 182821040, 201103144, 251378930, 402206288, 502757860, 1005515720, 2011031440]

約数ペア:

[(1, 2011031440), (2, 1005515720), (4, 502757860), (5, 402206288), (8, 251378930), (10, 201103144), (11, 182821040), (16, 125689465), (19, 105843760), (20, 100551572), (22, 91410520), (38, 52921880), (40, 50275786), (44, 45705260), (55, 36564208), (76, 26460940), (80, 25137893), (88, 22852630), (95, 21168752), (110, 18282104), (152, 13230470), (176, 11426315), (190, 10584376), (209, 9622160), (220, 9141052), (304, 6615235), (380, 5292188), (418, 4811080), (440, 4570526), (760, 2646094), (836, 2405540), (880, 2285263), (1045, 1924432), (1520, 1323047), (1672, 1202770), (2090, 962216), (3344, 601385), (4180, 481108), (8360, 240554), (16720, 120277)]