20793084025

素因数分解:

$5^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{374819}}^1$

素因数の和:375153

約数の個数: 24

約数和(自身を含む): 29559804480

約数和(自身を除く): 8766720455

約数列:

[1, 5, 7, 25, 35, 175, 317, 1585, 2219, 7925, 11095, 55475, 374819, 1874095, 2623733, 9370475, 13118665, 65593325, 118817623, 594088115, 831723361, 2970440575, 4158616805, 20793084025]

約数ペア:

[(1, 20793084025), (5, 4158616805), (7, 2970440575), (25, 831723361), (35, 594088115), (175, 118817623), (317, 65593325), (1585, 13118665), (2219, 9370475), (7925, 2623733), (11095, 1874095), (55475, 374819)]