203064560

素因数分解:

$2^4\times 5^1\times {\mathrm{2538307}}^1$

素因数の和:2538320

約数の個数: 20

約数和(自身を含む): 472125288

約数和(自身を除く): 269060728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2538307, 5076614, 10153228, 12691535, 20306456, 25383070, 40612912, 50766140, 101532280, 203064560]

約数ペア:

[(1, 203064560), (2, 101532280), (4, 50766140), (5, 40612912), (8, 25383070), (10, 20306456), (16, 12691535), (20, 10153228), (40, 5076614), (80, 2538307)]