20144902940

素因数分解:

$2^2\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{994319}}^1$

素因数の和:995341

約数の個数: 24

約数和(自身を含む): 42346100160

約数和(自身を除く): 22201197220

約数列:

[1, 2, 4, 5, 10, 20, 1013, 2026, 4052, 5065, 10130, 20260, 994319, 1988638, 3977276, 4971595, 9943190, 19886380, 1007245147, 2014490294, 4028980588, 5036225735, 10072451470, 20144902940]

約数ペア:

[(1, 20144902940), (2, 10072451470), (4, 5036225735), (5, 4028980588), (10, 2014490294), (20, 1007245147), (1013, 19886380), (2026, 9943190), (4052, 4971595), (5065, 3977276), (10130, 1988638), (20260, 994319)]