4221800

素因数分解:

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

素因数の和:147

約数の個数: 96

約数和(自身を含む): 11383200

約数和(自身を除く): 7161400

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 25, 38, 40, 44, 50, 55, 76, 88, 95, 100, 101, 110, 152, 190, 200, 202, 209, 220, 275, 380, 404, 418, 440, 475, 505, 550, 760, 808, 836, 950, 1010, 1045, 1100, 1111, 1672, 1900, 1919, 2020, 2090, 2200, 2222, 2525, 3800, 3838, 4040, 4180, 4444, 5050, 5225, 5555, 7676, 8360, 8888, 9595, 10100, 10450, 11110, 15352, 19190, 20200, 20900, 21109, 22220, 27775, 38380, 41800, 42218, 44440, 47975, 55550, 76760, 84436, 95950, 105545, 111100, 168872, 191900, 211090, 222200, 383800, 422180, 527725, 844360, 1055450, 2110900, 4221800]

約数ペア:

[(1, 4221800), (2, 2110900), (4, 1055450), (5, 844360), (8, 527725), (10, 422180), (11, 383800), (19, 222200), (20, 211090), (22, 191900), (25, 168872), (38, 111100), (40, 105545), (44, 95950), (50, 84436), (55, 76760), (76, 55550), (88, 47975), (95, 44440), (100, 42218), (101, 41800), (110, 38380), (152, 27775), (190, 22220), (200, 21109), (202, 20900), (209, 20200), (220, 19190), (275, 15352), (380, 11110), (404, 10450), (418, 10100), (440, 9595), (475, 8888), (505, 8360), (550, 7676), (760, 5555), (808, 5225), (836, 5050), (950, 4444), (1010, 4180), (1045, 4040), (1100, 3838), (1111, 3800), (1672, 2525), (1900, 2222), (1919, 2200), (2020, 2090)]