2019911740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{31991}}^1$

素因数の和:32059

約数の個数: 96

約数和(自身を含む): 5417653248

約数和(自身を除く): 3397741508

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 41, 44, 55, 70, 77, 82, 110, 140, 154, 164, 205, 220, 287, 308, 385, 410, 451, 574, 770, 820, 902, 1148, 1435, 1540, 1804, 2255, 2870, 3157, 4510, 5740, 6314, 9020, 12628, 15785, 31570, 31991, 63140, 63982, 127964, 159955, 223937, 319910, 351901, 447874, 639820, 703802, 895748, 1119685, 1311631, 1407604, 1759505, 2239370, 2463307, 2623262, 3519010, 4478740, 4926614, 5246524, 6558155, 7038020, 9181417, 9853228, 12316535, 13116310, 14427941, 18362834, 24633070, 26232620, 28855882, 36725668, 45907085, 49266140, 57711764, 72139705, 91814170, 100995587, 144279410, 183628340, 201991174, 288558820, 403982348, 504977935, 1009955870, 2019911740]

約数ペア:

[(1, 2019911740), (2, 1009955870), (4, 504977935), (5, 403982348), (7, 288558820), (10, 201991174), (11, 183628340), (14, 144279410), (20, 100995587), (22, 91814170), (28, 72139705), (35, 57711764), (41, 49266140), (44, 45907085), (55, 36725668), (70, 28855882), (77, 26232620), (82, 24633070), (110, 18362834), (140, 14427941), (154, 13116310), (164, 12316535), (205, 9853228), (220, 9181417), (287, 7038020), (308, 6558155), (385, 5246524), (410, 4926614), (451, 4478740), (574, 3519010), (770, 2623262), (820, 2463307), (902, 2239370), (1148, 1759505), (1435, 1407604), (1540, 1311631), (1804, 1119685), (2255, 895748), (2870, 703802), (3157, 639820), (4510, 447874), (5740, 351901), (6314, 319910), (9020, 223937), (12628, 159955), (15785, 127964), (31570, 63982), (31991, 63140)]