217980455620

素因数分解:

$2^2\times 5^1\times {\mathrm{2999}}^1\times {\mathrm{3634219}}^1$

素因数の和:3637227

約数の個数: 24

約数和(自身を含む): 457911720000

約数和(自身を除く): 239931264380

約数列:

[1, 2, 4, 5, 10, 20, 2999, 5998, 11996, 14995, 29990, 59980, 3634219, 7268438, 14536876, 18171095, 36342190, 72684380, 10899022781, 21798045562, 43596091124, 54495113905, 108990227810, 217980455620]

約数ペア:

[(1, 217980455620), (2, 108990227810), (4, 54495113905), (5, 43596091124), (10, 21798045562), (20, 10899022781), (2999, 72684380), (5998, 36342190), (11996, 18171095), (14995, 14536876), (29990, 7268438), (59980, 3634219)]