829047020

素因数分解:

$2^2\times 5^1\times {\mathrm{809}}^1\times {\mathrm{51239}}^1$

素因数の和:52057

約数の個数: 24

約数和(自身を含む): 1743184800

約数和(自身を除く): 914137780

約数列:

[1, 2, 4, 5, 10, 20, 809, 1618, 3236, 4045, 8090, 16180, 51239, 102478, 204956, 256195, 512390, 1024780, 41452351, 82904702, 165809404, 207261755, 414523510, 829047020]

約数ペア:

[(1, 829047020), (2, 414523510), (4, 207261755), (5, 165809404), (10, 82904702), (20, 41452351), (809, 1024780), (1618, 512390), (3236, 256195), (4045, 204956), (8090, 102478), (16180, 51239)]