27983620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1459}}^1$

素因数の和:1612

約数の個数: 48

約数和(自身を含む): 67697280

約数和(自身を除く): 39713660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 959, 1370, 1459, 1918, 2740, 2918, 3836, 4795, 5836, 7295, 9590, 10213, 14590, 19180, 20426, 29180, 40852, 51065, 102130, 199883, 204260, 399766, 799532, 999415, 1399181, 1998830, 2798362, 3997660, 5596724, 6995905, 13991810, 27983620]

約数ペア:

[(1, 27983620), (2, 13991810), (4, 6995905), (5, 5596724), (7, 3997660), (10, 2798362), (14, 1998830), (20, 1399181), (28, 999415), (35, 799532), (70, 399766), (137, 204260), (140, 199883), (274, 102130), (548, 51065), (685, 40852), (959, 29180), (1370, 20426), (1459, 19180), (1918, 14590), (2740, 10213), (2918, 9590), (3836, 7295), (4795, 5836)]