20120203670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{287431481}}^1$

素因数の和:287431495

約数の個数: 16

約数和(自身を含む): 41390133408

約数和(自身を除く): 21269929738

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 287431481, 574862962, 1437157405, 2012020367, 2874314810, 4024040734, 10060101835, 20120203670]

約数ペア:

[(1, 20120203670), (2, 10060101835), (5, 4024040734), (7, 2874314810), (10, 2012020367), (14, 1437157405), (35, 574862962), (70, 287431481)]