20104990940

素因数分解:

$2^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{1009}}^1\times {\mathrm{2671}}^1$

素因数の和:4062

約数の個数: 48

約数和(自身を含む): 42391493760

約数和(自身を除く): 22286502820

約数列:

[1, 2, 4, 5, 10, 20, 373, 746, 1009, 1492, 1865, 2018, 2671, 3730, 4036, 5045, 5342, 7460, 10090, 10684, 13355, 20180, 26710, 53420, 376357, 752714, 996283, 1505428, 1881785, 1992566, 2695039, 3763570, 3985132, 4981415, 5390078, 7527140, 9962830, 10780156, 13475195, 19925660, 26950390, 53900780, 1005249547, 2010499094, 4020998188, 5026247735, 10052495470, 20104990940]

約数ペア:

[(1, 20104990940), (2, 10052495470), (4, 5026247735), (5, 4020998188), (10, 2010499094), (20, 1005249547), (373, 53900780), (746, 26950390), (1009, 19925660), (1492, 13475195), (1865, 10780156), (2018, 9962830), (2671, 7527140), (3730, 5390078), (4036, 4981415), (5045, 3985132), (5342, 3763570), (7460, 2695039), (10090, 1992566), (10684, 1881785), (13355, 1505428), (20180, 996283), (26710, 752714), (53420, 376357)]