808212280

素因数分解:

$2^3\times 5^1\times {\mathrm{20205307}}^1$

素因数の和:20205318

約数の個数: 16

約数和(自身を含む): 1818477720

約数和(自身を除く): 1010265440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 20205307, 40410614, 80821228, 101026535, 161642456, 202053070, 404106140, 808212280]

約数ペア:

[(1, 808212280), (2, 404106140), (4, 202053070), (5, 161642456), (8, 101026535), (10, 80821228), (20, 40410614), (40, 20205307)]