861475340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{230341}}^1$

素因数の和:230378

約数の個数: 48

約数和(自身を含む): 2089662624

約数和(自身を除く): 1228187284

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 230341, 460682, 921364, 1151705, 2303410, 2533751, 3915797, 4606820, 5067502, 7831594, 10135004, 12668755, 15663188, 19578985, 25337510, 39157970, 43073767, 50675020, 78315940, 86147534, 172295068, 215368835, 430737670, 861475340]

約数ペア:

[(1, 861475340), (2, 430737670), (4, 215368835), (5, 172295068), (10, 86147534), (11, 78315940), (17, 50675020), (20, 43073767), (22, 39157970), (34, 25337510), (44, 19578985), (55, 15663188), (68, 12668755), (85, 10135004), (110, 7831594), (170, 5067502), (187, 4606820), (220, 3915797), (340, 2533751), (374, 2303410), (748, 1151705), (935, 921364), (1870, 460682), (3740, 230341)]