7641860

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2789}}^1$

素因数の和:2935

約数の個数: 24

約数和(自身を含む): 16170840

約数和(自身を除く): 8528980

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 2789, 5578, 11156, 13945, 27890, 55780, 382093, 764186, 1528372, 1910465, 3820930, 7641860]

約数ペア:

[(1, 7641860), (2, 3820930), (4, 1910465), (5, 1528372), (10, 764186), (20, 382093), (137, 55780), (274, 27890), (548, 13945), (685, 11156), (1370, 5578), (2740, 2789)]