857632660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{86981}}^1$

素因数の和:87036

約数の個数: 48

約数和(自身を含む): 1972751760

約数和(自身を除く): 1115119100

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2465, 4930, 9860, 86981, 173962, 347924, 434905, 869810, 1478677, 1739620, 2522449, 2957354, 5044898, 5914708, 7393385, 10089796, 12612245, 14786770, 25224490, 29573540, 42881633, 50448980, 85763266, 171526532, 214408165, 428816330, 857632660]

約数ペア:

[(1, 857632660), (2, 428816330), (4, 214408165), (5, 171526532), (10, 85763266), (17, 50448980), (20, 42881633), (29, 29573540), (34, 25224490), (58, 14786770), (68, 12612245), (85, 10089796), (116, 7393385), (145, 5914708), (170, 5044898), (290, 2957354), (340, 2522449), (493, 1739620), (580, 1478677), (986, 869810), (1972, 434905), (2465, 347924), (4930, 173962), (9860, 86981)]