20161155460

素因数分解:

$2^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{2004091}}^1$

素因数の和:2004603

約数の個数: 24

約数和(自身を含む): 42422619456

約数和(自身を除く): 22261463996

約数列:

[1, 2, 4, 5, 10, 20, 503, 1006, 2012, 2515, 5030, 10060, 2004091, 4008182, 8016364, 10020455, 20040910, 40081820, 1008057773, 2016115546, 4032231092, 5040288865, 10080577730, 20161155460]

約数ペア:

[(1, 20161155460), (2, 10080577730), (4, 5040288865), (5, 4032231092), (10, 2016115546), (20, 1008057773), (503, 40081820), (1006, 20040910), (2012, 10020455), (2515, 8016364), (5030, 4008182), (10060, 2004091)]