2500608020

素因数分解:

$2^2\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{121271}}^1$

素因数の和:122311

約数の個数: 24

約数和(自身を含む): 5256413568

約数和(自身を除く): 2755805548

約数列:

[1, 2, 4, 5, 10, 20, 1031, 2062, 4124, 5155, 10310, 20620, 121271, 242542, 485084, 606355, 1212710, 2425420, 125030401, 250060802, 500121604, 625152005, 1250304010, 2500608020]

約数ペア:

[(1, 2500608020), (2, 1250304010), (4, 625152005), (5, 500121604), (10, 250060802), (20, 125030401), (1031, 2425420), (2062, 1212710), (4124, 606355), (5155, 485084), (10310, 242542), (20620, 121271)]