27990280

素因数分解:

$2^3\times 5^1\times {\mathrm{699757}}^1$

素因数の和:699768

約数の個数: 16

約数和(自身を含む): 62978220

約数和(自身を除く): 34987940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 699757, 1399514, 2799028, 3498785, 5598056, 6997570, 13995140, 27990280]

約数ペア:

[(1, 27990280), (2, 13995140), (4, 6997570), (5, 5598056), (8, 3498785), (10, 2799028), (20, 1399514), (40, 699757)]