30988376

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{613}}^1$

素因数の和:779

約数の個数: 32

約数和(自身を含む): 59680800

約数和(自身を除く): 28692424

約数列:

[1, 2, 4, 8, 71, 89, 142, 178, 284, 356, 568, 613, 712, 1226, 2452, 4904, 6319, 12638, 25276, 43523, 50552, 54557, 87046, 109114, 174092, 218228, 348184, 436456, 3873547, 7747094, 15494188, 30988376]

約数ペア:

[(1, 30988376), (2, 15494188), (4, 7747094), (8, 3873547), (71, 436456), (89, 348184), (142, 218228), (178, 174092), (284, 109114), (356, 87046), (568, 54557), (613, 50552), (712, 43523), (1226, 25276), (2452, 12638), (4904, 6319)]