20100304840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{225037}}^1$

素因数の和:225095

約数の個数: 128

約数和(自身を含む): 58329849600

約数和(自身を除く): 38229544760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 29, 35, 40, 44, 55, 56, 58, 70, 77, 88, 110, 116, 140, 145, 154, 203, 220, 232, 280, 290, 308, 319, 385, 406, 440, 580, 616, 638, 770, 812, 1015, 1160, 1276, 1540, 1595, 1624, 2030, 2233, 2552, 3080, 3190, 4060, 4466, 6380, 8120, 8932, 11165, 12760, 17864, 22330, 44660, 89320, 225037, 450074, 900148, 1125185, 1575259, 1800296, 2250370, 2475407, 3150518, 4500740, 4950814, 6301036, 6526073, 7876295, 9001480, 9901628, 12377035, 12602072, 13052146, 15752590, 17327849, 19803256, 24754070, 26104292, 31505180, 32630365, 34655698, 45682511, 49508140, 52208584, 63010360, 65260730, 69311396, 71786803, 86639245, 91365022, 99016280, 130521460, 138622792, 143573606, 173278490, 182730044, 228412555, 261042920, 287147212, 346556980, 358934015, 365460088, 456825110, 502507621, 574294424, 693113960, 717868030, 913650220, 1005015242, 1435736060, 1827300440, 2010030484, 2512538105, 2871472120, 4020060968, 5025076210, 10050152420, 20100304840]

約数ペア:

[(1, 20100304840), (2, 10050152420), (4, 5025076210), (5, 4020060968), (7, 2871472120), (8, 2512538105), (10, 2010030484), (11, 1827300440), (14, 1435736060), (20, 1005015242), (22, 913650220), (28, 717868030), (29, 693113960), (35, 574294424), (40, 502507621), (44, 456825110), (55, 365460088), (56, 358934015), (58, 346556980), (70, 287147212), (77, 261042920), (88, 228412555), (110, 182730044), (116, 173278490), (140, 143573606), (145, 138622792), (154, 130521460), (203, 99016280), (220, 91365022), (232, 86639245), (280, 71786803), (290, 69311396), (308, 65260730), (319, 63010360), (385, 52208584), (406, 49508140), (440, 45682511), (580, 34655698), (616, 32630365), (638, 31505180), (770, 26104292), (812, 24754070), (1015, 19803256), (1160, 17327849), (1276, 15752590), (1540, 13052146), (1595, 12602072), (1624, 12377035), (2030, 9901628), (2233, 9001480), (2552, 7876295), (3080, 6526073), (3190, 6301036), (4060, 4950814), (4466, 4500740), (6380, 3150518), (8120, 2475407), (8932, 2250370), (11165, 1800296), (12760, 1575259), (17864, 1125185), (22330, 900148), (44660, 450074), (89320, 225037)]