200431640

素因数分解:

$2^3\times 5^1\times {\mathrm{5010791}}^1$

素因数の和:5010802

約数の個数: 16

約数和(自身を含む): 450971280

約数和(自身を除く): 250539640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5010791, 10021582, 20043164, 25053955, 40086328, 50107910, 100215820, 200431640]

約数ペア:

[(1, 200431640), (2, 100215820), (4, 50107910), (5, 40086328), (8, 25053955), (10, 20043164), (20, 10021582), (40, 5010791)]