2889080

素因数分解:

$2^3\times 5^1\times {\mathrm{72227}}^1$

素因数の和:72238

約数の個数: 16

約数和(自身を含む): 6500520

約数和(自身を除く): 3611440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 72227, 144454, 288908, 361135, 577816, 722270, 1444540, 2889080]

約数ペア:

[(1, 2889080), (2, 1444540), (4, 722270), (5, 577816), (8, 361135), (10, 288908), (20, 144454), (40, 72227)]