30907180

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{4969}}^1$

素因数の和:5289

約数の個数: 24

約数和(自身を含む): 65126880

約数和(自身を除く): 34219700

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 4969, 6220, 9938, 19876, 24845, 49690, 99380, 1545359, 3090718, 6181436, 7726795, 15453590, 30907180]

約数ペア:

[(1, 30907180), (2, 15453590), (4, 7726795), (5, 6181436), (10, 3090718), (20, 1545359), (311, 99380), (622, 49690), (1244, 24845), (1555, 19876), (3110, 9938), (4969, 6220)]