19610220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{46691}}^1$

素因数の和:46710

約数の個数: 48

約数和(自身を含む): 62754048

約数和(自身を除く): 43143828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 46691, 93382, 140073, 186764, 233455, 280146, 326837, 466910, 560292, 653674, 700365, 933820, 980511, 1307348, 1400730, 1634185, 1961022, 2801460, 3268370, 3922044, 4902555, 6536740, 9805110, 19610220]

約数ペア:

[(1, 19610220), (2, 9805110), (3, 6536740), (4, 4902555), (5, 3922044), (6, 3268370), (7, 2801460), (10, 1961022), (12, 1634185), (14, 1400730), (15, 1307348), (20, 980511), (21, 933820), (28, 700365), (30, 653674), (35, 560292), (42, 466910), (60, 326837), (70, 280146), (84, 233455), (105, 186764), (140, 140073), (210, 93382), (420, 46691)]