140589010

素因数分解:

$2^1\times 5^1\times {\mathrm{2011}}^1\times {\mathrm{6991}}^1$

素因数の和:9009

約数の個数: 16

約数和(自身を含む): 253222272

約数和(自身を除く): 112633262

約数列:

[1, 2, 5, 10, 2011, 4022, 6991, 10055, 13982, 20110, 34955, 69910, 14058901, 28117802, 70294505, 140589010]

約数ペア:

[(1, 140589010), (2, 70294505), (5, 28117802), (10, 14058901), (2011, 69910), (4022, 34955), (6991, 20110), (10055, 13982)]