20160878380

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{2338849}}^1$

素因数の和:2339289

約数の個数: 24

約数和(自身を含む): 42436094400

約数和(自身を除く): 22275216020

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 4310, 8620, 2338849, 4677698, 9355396, 11694245, 23388490, 46776980, 1008043919, 2016087838, 4032175676, 5040219595, 10080439190, 20160878380]

約数ペア:

[(1, 20160878380), (2, 10080439190), (4, 5040219595), (5, 4032175676), (10, 2016087838), (20, 1008043919), (431, 46776980), (862, 23388490), (1724, 11694245), (2155, 9355396), (4310, 4677698), (8620, 2338849)]