1938140

素因数分解:

$2^2\times 5^1\times {\mathrm{96907}}^1$

素因数の和:96916

約数の個数: 12

約数和(自身を含む): 4070136

約数和(自身を除く): 2131996

約数列:

[1, 2, 4, 5, 10, 20, 96907, 193814, 387628, 484535, 969070, 1938140]

約数ペア:

[(1, 1938140), (2, 969070), (4, 484535), (5, 387628), (10, 193814), (20, 96907)]