20121203390

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5849}}^1\times {\mathrm{14957}}^1$

素因数の和:20836

約数の個数: 32

約数和(自身を含む): 37801857600

約数和(自身を除く): 17680654210

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 5849, 11698, 14957, 29245, 29914, 58490, 74785, 134527, 149570, 269054, 344011, 672635, 688022, 1345270, 1720055, 3440110, 87483493, 174966986, 437417465, 874834930, 2012120339, 4024240678, 10060601695, 20121203390]

約数ペア:

[(1, 20121203390), (2, 10060601695), (5, 4024240678), (10, 2012120339), (23, 874834930), (46, 437417465), (115, 174966986), (230, 87483493), (5849, 3440110), (11698, 1720055), (14957, 1345270), (29245, 688022), (29914, 672635), (58490, 344011), (74785, 269054), (134527, 149570)]