2877804580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{20555747}}^1$

素因数の和:20555763

約数の個数: 24

約数和(自身を含む): 6906731328

約数和(自身を除く): 4028926748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 20555747, 41111494, 82222988, 102778735, 143890229, 205557470, 287780458, 411114940, 575560916, 719451145, 1438902290, 2877804580]

約数ペア:

[(1, 2877804580), (2, 1438902290), (4, 719451145), (5, 575560916), (7, 411114940), (10, 287780458), (14, 205557470), (20, 143890229), (28, 102778735), (35, 82222988), (70, 41111494), (140, 20555747)]