140836040

素因数分解:

$2^3\times 5^1\times {\mathrm{3520901}}^1$

素因数の和:3520912

約数の個数: 16

約数和(自身を含む): 316881180

約数和(自身を除く): 176045140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3520901, 7041802, 14083604, 17604505, 28167208, 35209010, 70418020, 140836040]

約数ペア:

[(1, 140836040), (2, 70418020), (4, 35209010), (5, 28167208), (8, 17604505), (10, 14083604), (20, 7041802), (40, 3520901)]