20161908740

素因数分解:

$2^2\times 5^1\times {\mathrm{3803}}^1\times {\mathrm{265079}}^1$

素因数の和:268891

約数の個数: 24

約数和(自身を含む): 42351301440

約数和(自身を除く): 22189392700

約数列:

[1, 2, 4, 5, 10, 20, 3803, 7606, 15212, 19015, 38030, 76060, 265079, 530158, 1060316, 1325395, 2650790, 5301580, 1008095437, 2016190874, 4032381748, 5040477185, 10080954370, 20161908740]

約数ペア:

[(1, 20161908740), (2, 10080954370), (4, 5040477185), (5, 4032381748), (10, 2016190874), (20, 1008095437), (3803, 5301580), (7606, 2650790), (15212, 1325395), (19015, 1060316), (38030, 530158), (76060, 265079)]