261013060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{169489}}^1$

素因数の和:169516

約数の個数: 48

約数和(自身を含む): 683383680

約数和(自身を除く): 422370620

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 169489, 338978, 677956, 847445, 1186423, 1694890, 1864379, 2372846, 3389780, 3728758, 4745692, 5932115, 7457516, 9321895, 11864230, 13050653, 18643790, 23728460, 26101306, 37287580, 52202612, 65253265, 130506530, 261013060]

約数ペア:

[(1, 261013060), (2, 130506530), (4, 65253265), (5, 52202612), (7, 37287580), (10, 26101306), (11, 23728460), (14, 18643790), (20, 13050653), (22, 11864230), (28, 9321895), (35, 7457516), (44, 5932115), (55, 4745692), (70, 3728758), (77, 3389780), (110, 2372846), (140, 1864379), (154, 1694890), (220, 1186423), (308, 847445), (385, 677956), (770, 338978), (1540, 169489)]