20162950780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{628913}}^1$

素因数の和:629158

約数の個数: 48

約数和(自身を含む): 48602473920

約数和(自身を除く): 28439523140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 229, 458, 916, 1145, 1603, 2290, 3206, 4580, 6412, 8015, 16030, 32060, 628913, 1257826, 2515652, 3144565, 4402391, 6289130, 8804782, 12578260, 17609564, 22011955, 44023910, 88047820, 144021077, 288042154, 576084308, 720105385, 1008147539, 1440210770, 2016295078, 2880421540, 4032590156, 5040737695, 10081475390, 20162950780]

約数ペア:

[(1, 20162950780), (2, 10081475390), (4, 5040737695), (5, 4032590156), (7, 2880421540), (10, 2016295078), (14, 1440210770), (20, 1008147539), (28, 720105385), (35, 576084308), (70, 288042154), (140, 144021077), (229, 88047820), (458, 44023910), (916, 22011955), (1145, 17609564), (1603, 12578260), (2290, 8804782), (3206, 6289130), (4580, 4402391), (6412, 3144565), (8015, 2515652), (16030, 1257826), (32060, 628913)]