667870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:97

約数の個数: 48

約数和(自身を含む): 1477440

約数和(自身を除く): 809570

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 47, 49, 58, 70, 94, 98, 145, 203, 235, 245, 290, 329, 406, 470, 490, 658, 1015, 1363, 1421, 1645, 2030, 2303, 2726, 2842, 3290, 4606, 6815, 7105, 9541, 11515, 13630, 14210, 19082, 23030, 47705, 66787, 95410, 133574, 333935, 667870]

約数ペア:

[(1, 667870), (2, 333935), (5, 133574), (7, 95410), (10, 66787), (14, 47705), (29, 23030), (35, 19082), (47, 14210), (49, 13630), (58, 11515), (70, 9541), (94, 7105), (98, 6815), (145, 4606), (203, 3290), (235, 2842), (245, 2726), (290, 2303), (329, 2030), (406, 1645), (470, 1421), (490, 1363), (658, 1015)]