20120369870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{87479869}}^1$

素因数の和:87479899

約数の個数: 16

約数和(自身を含む): 37791303840

約数和(自身を除く): 17670933970

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 87479869, 174959738, 437399345, 874798690, 2012036987, 4024073974, 10060184935, 20120369870]

約数ペア:

[(1, 20120369870), (2, 10060184935), (5, 4024073974), (10, 2012036987), (23, 874798690), (46, 437399345), (115, 174959738), (230, 87479869)]