71396020

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{9419}}^1$

素因数の和:9807

約数の個数: 24

約数和(自身を含む): 150343200

約数和(自身を除く): 78947180

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 3790, 7580, 9419, 18838, 37676, 47095, 94190, 188380, 3569801, 7139602, 14279204, 17849005, 35698010, 71396020]

約数ペア:

[(1, 71396020), (2, 35698010), (4, 17849005), (5, 14279204), (10, 7139602), (20, 3569801), (379, 188380), (758, 94190), (1516, 47095), (1895, 37676), (3790, 18838), (7580, 9419)]