39019940

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{3833}}^1$

素因数の和:4351

約数の個数: 24

約数和(自身を含む): 82124280

約数和(自身を除く): 43104340

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 2036, 2545, 3833, 5090, 7666, 10180, 15332, 19165, 38330, 76660, 1950997, 3901994, 7803988, 9754985, 19509970, 39019940]

約数ペア:

[(1, 39019940), (2, 19509970), (4, 9754985), (5, 7803988), (10, 3901994), (20, 1950997), (509, 76660), (1018, 38330), (2036, 19165), (2545, 15332), (3833, 10180), (5090, 7666)]