2000545640

素因数分解:

$2^3\times 5^1\times {\mathrm{50013641}}^1$

素因数の和:50013652

約数の個数: 16

約数和(自身を含む): 4501227780

約数和(自身を除く): 2500682140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50013641, 100027282, 200054564, 250068205, 400109128, 500136410, 1000272820, 2000545640]

約数ペア:

[(1, 2000545640), (2, 1000272820), (4, 500136410), (5, 400109128), (8, 250068205), (10, 200054564), (20, 100027282), (40, 50013641)]