20168045120

素因数分解:

$2^6\times 5^1\times {\mathrm{63025141}}^1$

素因数の和:63025158

約数の個数: 28

約数和(自身を含む): 48025158204

約数和(自身を除く): 27857113084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 63025141, 126050282, 252100564, 315125705, 504201128, 630251410, 1008402256, 1260502820, 2016804512, 2521005640, 4033609024, 5042011280, 10084022560, 20168045120]

約数ペア:

[(1, 20168045120), (2, 10084022560), (4, 5042011280), (5, 4033609024), (8, 2521005640), (10, 2016804512), (16, 1260502820), (20, 1008402256), (32, 630251410), (40, 504201128), (64, 315125705), (80, 252100564), (160, 126050282), (320, 63025141)]