172451660

素因数分解:

$2^2\times 5^1\times {\mathrm{2687}}^1\times {\mathrm{3209}}^1$

素因数の和:5905

約数の個数: 24

約数和(自身を含む): 362396160

約数和(自身を除く): 189944500

約数列:

[1, 2, 4, 5, 10, 20, 2687, 3209, 5374, 6418, 10748, 12836, 13435, 16045, 26870, 32090, 53740, 64180, 8622583, 17245166, 34490332, 43112915, 86225830, 172451660]

約数ペア:

[(1, 172451660), (2, 86225830), (4, 43112915), (5, 34490332), (10, 17245166), (20, 8622583), (2687, 64180), (3209, 53740), (5374, 32090), (6418, 26870), (10748, 16045), (12836, 13435)]