30871140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{514519}}^1$

素因数の和:514531

約数の個数: 24

約数和(自身を含む): 86439360

約数和(自身を除く): 55568220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 514519, 1029038, 1543557, 2058076, 2572595, 3087114, 5145190, 6174228, 7717785, 10290380, 15435570, 30871140]

約数ペア:

[(1, 30871140), (2, 15435570), (3, 10290380), (4, 7717785), (5, 6174228), (6, 5145190), (10, 3087114), (12, 2572595), (15, 2058076), (20, 1543557), (30, 1029038), (60, 514519)]