2019900940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4391089}}^1$

素因数の和:4391121

約数の個数: 24

約数和(自身を含む): 4426218720

約数和(自身を除く): 2406317780

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 4391089, 8782178, 17564356, 21955445, 43910890, 87821780, 100995047, 201990094, 403980188, 504975235, 1009950470, 2019900940]

約数ペア:

[(1, 2019900940), (2, 1009950470), (4, 504975235), (5, 403980188), (10, 201990094), (20, 100995047), (23, 87821780), (46, 43910890), (92, 21955445), (115, 17564356), (230, 8782178), (460, 4391089)]