1520692360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1801}}^1$

素因数の和:1943

約数の個数: 128

約数和(自身を含む): 3970166400

約数和(自身を除く): 2449474040

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 101, 110, 152, 190, 202, 209, 220, 380, 404, 418, 440, 505, 760, 808, 836, 1010, 1045, 1111, 1672, 1801, 1919, 2020, 2090, 2222, 3602, 3838, 4040, 4180, 4444, 5555, 7204, 7676, 8360, 8888, 9005, 9595, 11110, 14408, 15352, 18010, 19190, 19811, 21109, 22220, 34219, 36020, 38380, 39622, 42218, 44440, 68438, 72040, 76760, 79244, 84436, 99055, 105545, 136876, 158488, 168872, 171095, 181901, 198110, 211090, 273752, 342190, 363802, 376409, 396220, 422180, 684380, 727604, 752818, 792440, 844360, 909505, 1368760, 1455208, 1505636, 1819010, 1882045, 2000911, 3011272, 3456119, 3638020, 3764090, 4001822, 6912238, 7276040, 7528180, 8003644, 10004555, 13824476, 15056360, 16007288, 17280595, 20009110, 27648952, 34561190, 38017309, 40018220, 69122380, 76034618, 80036440, 138244760, 152069236, 190086545, 304138472, 380173090, 760346180, 1520692360]

約数ペア:

[(1, 1520692360), (2, 760346180), (4, 380173090), (5, 304138472), (8, 190086545), (10, 152069236), (11, 138244760), (19, 80036440), (20, 76034618), (22, 69122380), (38, 40018220), (40, 38017309), (44, 34561190), (55, 27648952), (76, 20009110), (88, 17280595), (95, 16007288), (101, 15056360), (110, 13824476), (152, 10004555), (190, 8003644), (202, 7528180), (209, 7276040), (220, 6912238), (380, 4001822), (404, 3764090), (418, 3638020), (440, 3456119), (505, 3011272), (760, 2000911), (808, 1882045), (836, 1819010), (1010, 1505636), (1045, 1455208), (1111, 1368760), (1672, 909505), (1801, 844360), (1919, 792440), (2020, 752818), (2090, 727604), (2222, 684380), (3602, 422180), (3838, 396220), (4040, 376409), (4180, 363802), (4444, 342190), (5555, 273752), (7204, 211090), (7676, 198110), (8360, 181901), (8888, 171095), (9005, 168872), (9595, 158488), (11110, 136876), (14408, 105545), (15352, 99055), (18010, 84436), (19190, 79244), (19811, 76760), (21109, 72040), (22220, 68438), (34219, 44440), (36020, 42218), (38380, 39622)]